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Posted to notifications@ant.apache.org by gi...@apache.org on 2018/05/15 08:29:45 UTC

[1/3] ant git commit: Bz 16494: accessibility — th must have scope

Repository: ant
Updated Branches:
  refs/heads/master 332330b27 -> d4fedd5a4


http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Types/filterchain.html
----------------------------------------------------------------------
diff --git a/manual/Types/filterchain.html b/manual/Types/filterchain.html
index 0b2ac6d..893497e 100644
--- a/manual/Types/filterchain.html
+++ b/manual/Types/filterchain.html
@@ -125,9 +125,9 @@ implement <code class="code">org.apache.tools.type.Parameterizable</code>.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>classname</td>
@@ -250,9 +250,9 @@ will be lost in time, like teardrops in the rain</q></p>
 
 <table class="attr">
   <tr>
-    <th>Parameter Name</th>
-    <th>Parameter Value</th>
-    <th>Required</th>
+    <th scope="col">Parameter Name</th>
+    <th scope="col">Parameter Value</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>lines</td>
@@ -304,9 +304,9 @@ the source distribution).</p>
 
 <table class="attr">
   <tr>
-    <th>Parameter Type</th>
-    <th>Parameter Value</th>
-    <th>Required</th>
+    <th scope="col">Parameter Type</th>
+    <th scope="col">Parameter Value</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>contains</td>
@@ -365,9 +365,9 @@ matching strings.</p>
 
 <table class="attr">
   <tr>
-    <th>Parameter Type</th>
-    <th>Parameter Value</th>
-    <th>Required</th>
+    <th scope="col">Parameter Type</th>
+    <th scope="col">Parameter Value</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>regexp</td>
@@ -424,9 +424,9 @@ and of the choice of regular expression implementation.</p>
 
 <table class="attr">
   <tr>
-    <th>Parameter Name</th>
-    <th>Parameter Value</th>
-    <th>Required</th>
+    <th scope="col">Parameter Name</th>
+    <th scope="col">Parameter Value</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>prefix</td>
@@ -454,9 +454,9 @@ and of the choice of regular expression implementation.</p>
 
 <table class="attr">
   <tr>
-    <th>Parameter Name</th>
-    <th>Parameter Value</th>
-    <th>Required</th>
+    <th scope="col">Parameter Name</th>
+    <th scope="col">Parameter Value</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>suffix</td>
@@ -483,10 +483,10 @@ and <var>endtoken</var> with user defined values.</p>
 
 <table class="attr">
   <tr>
-    <th>Parameter Type</th>
-    <th>Parameter Name</th>
-    <th>Parameter Value</th>
-    <th>Required</th>
+    <th scope="col">Parameter Type</th>
+    <th scope="col">Parameter Name</th>
+    <th scope="col">Parameter Value</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>tokenchar</td>
@@ -628,9 +628,9 @@ filter does not take in any parameters.</p>
 
 <table class="attr">
   <tr>
-    <th>Parameter Name</th>
-    <th>Parameter Value</th>
-    <th>Required</th>
+    <th scope="col">Parameter Name</th>
+    <th scope="col">Parameter Value</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>linebreaks</td>
@@ -675,9 +675,9 @@ by the user.</p>
 
 <table class="attr">
   <tr>
-    <th>Parameter Type</th>
-    <th>Parameter Value</th>
-    <th>Required</th>
+    <th scope="col">Parameter Type</th>
+    <th scope="col">Parameter Value</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>comment</td>
@@ -716,9 +716,9 @@ and <q>//</q></p>
 
 <table class="attr">
   <tr>
-    <th>Parameter Name</th>
-    <th>Parameter Value</th>
-    <th>Required</th>
+    <th scope="col">Parameter Name</th>
+    <th scope="col">Parameter Value</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>tablength</td>
@@ -751,9 +751,9 @@ and <q>//</q></p>
 
 <table class="attr">
   <tr>
-    <th>Parameter Name</th>
-    <th>Parameter Value</th>
-    <th>Required</th>
+    <th scope="col">Parameter Name</th>
+    <th scope="col">Parameter Value</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>lines</td>
@@ -776,8 +776,8 @@ shows the dependencies:</p>
 
 <table>
 <tr>
- <th>Content</th>
- <th colspan="3">Filter</th>
+ <th scope="col">Content</th>
+ <th scope="col" colspan="3">Filter</th>
 </tr>
 <tr>
  <td>Line 1</td>
@@ -902,9 +902,9 @@ extracted)</p>
 
 <table class="attr">
   <tr>
-    <th>Parameter Name</th>
-    <th>Parameter Value</th>
-    <th>Required</th>
+    <th scope="col">Parameter Name</th>
+    <th scope="col">Parameter Value</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>chars</td>
@@ -925,9 +925,9 @@ extracted)</p>
 <p>This filter prepends or appends the content file to the filtered files.</p>
 <table class="attr">
   <tr>
-    <th>Parameter Name</th>
-    <th>Parameter Value</th>
-    <th>Required</th>
+    <th scope="col">Parameter Name</th>
+    <th scope="col">Parameter Value</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>prepend</td>
@@ -969,9 +969,9 @@ interface to get even more control.</p>
 
 <table class="attr">
   <tr>
-    <th>Parameter Name</th>
-    <th>Parameter Value</th>
-    <th>Required</th>
+    <th scope="col">Parameter Name</th>
+    <th scope="col">Parameter Value</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>reverse</td>
@@ -1086,9 +1086,9 @@ following are understood: <q>\n</q>, <q>\r</q>, <q>\f</q>, <q>\t</q> and <q>\\</
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>delimOutput</td>
@@ -1137,9 +1137,9 @@ a <code>filetokenizer</code> (<var>byline</var>=<q>false</q>). The default is <q
 or <q>\r\n</q>.  This is the default tokenizer.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>includeDelims</td>
@@ -1182,9 +1182,9 @@ the <var>delimsaretokens</var> attribute is used).</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>delims</td>
@@ -1226,9 +1226,9 @@ a <code>filterchain</code>.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>from</td>
@@ -1256,9 +1256,9 @@ a <code>filterchain</code>.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>contains</td>
@@ -1288,9 +1288,9 @@ implementation.
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>pattern</td>
@@ -1329,9 +1329,9 @@ expression implementation.
 </p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>pattern</td>
@@ -1383,9 +1383,9 @@ a <code>filterchain</code>.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>chars</td>
@@ -1433,9 +1433,9 @@ the <a href="../Tasks/native2ascii.html">native2ascii</a> task.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>reverse</td>
@@ -1474,9 +1474,9 @@ This filter may be used directly within a <code>filterchain</code>.
 </p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>language</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Types/filterset.html
----------------------------------------------------------------------
diff --git a/manual/Types/filterset.html b/manual/Types/filterset.html
index 25ebbb5..64ccaed 100644
--- a/manual/Types/filterset.html
+++ b/manual/Types/filterset.html
@@ -53,10 +53,10 @@ being filtered are all text files.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Default</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Default</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>begintoken</td>
@@ -95,9 +95,9 @@ being filtered are all text files.</p>
 <h3>Filter</h3>
 <table>
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>token</td>
@@ -114,9 +114,9 @@ being filtered are all text files.</p>
 <h3>Filtersfile</h3>
 <table>
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Types/mapper.html
----------------------------------------------------------------------
diff --git a/manual/Types/mapper.html b/manual/Types/mapper.html
index 218b748..865ba38 100644
--- a/manual/Types/mapper.html
+++ b/manual/Types/mapper.html
@@ -40,9 +40,9 @@ implementation-dependent.</p>
 attributes:</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>type</td>
@@ -113,8 +113,8 @@ will be ignored.</p>
 &lt;identitymapper/&gt;</pre>
 <table>
   <tr>
-    <th>Source file name</th>
-    <th>Target file name</th>
+    <th scope="col">Source file name</th>
+    <th scope="col">Target file name</th>
   </tr>
   <tr>
     <td><code>A.java</code></td>
@@ -147,8 +147,8 @@ stripped off. Both <var>to</var> and <var>from</var> will be ignored.</p>
 &lt;flattenmapper/&gt;</pre>
 <table>
   <tr>
-    <th>Source file name</th>
-    <th>Target file name</th>
+    <th scope="col">Source file name</th>
+    <th scope="col">Target file name</th>
   </tr>
   <tr>
     <td><code>A.java</code></td>
@@ -181,8 +181,8 @@ will be ignored.</p>
 &lt;mergemapper to=&quot;archive.tar&quot;/&gt;</pre>
 <table>
   <tr>
-    <th>Source file name</th>
-    <th>Target file name</th>
+    <th scope="col">Source file name</th>
+    <th scope="col">Target file name</th>
   </tr>
   <tr>
     <td><code>A.java</code></td>
@@ -218,8 +218,8 @@ that don't match the <var>from</var> pattern will be ignored.</p>
 &lt;globmapper from=&quot;*.java&quot; to=&quot;*.java.bak&quot;/&gt;</pre>
 <table>
   <tr>
-    <th>Source file name</th>
-    <th>Target file name</th>
+    <th scope="col">Source file name</th>
+    <th scope="col">Target file name</th>
   </tr>
   <tr>
     <td><code>A.java</code></td>
@@ -243,8 +243,8 @@ that don't match the <var>from</var> pattern will be ignored.</p>
 &lt;globmapper from=&quot;C*ies&quot; to=&quot;Q*y&quot;/&gt;</pre>
 <table>
   <tr>
-    <th>Source file name</th>
-    <th>Target file name</th>
+    <th scope="col">Source file name</th>
+    <th scope="col">Target file name</th>
   </tr>
   <tr>
     <td><code>A.java</code></td>
@@ -266,9 +266,9 @@ that don't match the <var>from</var> pattern will be ignored.</p>
 <p>The <code>globmapper</code> mapper can take the following extra attributes.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>casesensitive</td>
@@ -365,8 +365,8 @@ that should be used.</li>
 &lt;regexpmapper from=&quot;^(.*)\.java$$&quot; to=&quot;\1.java.bak&quot;/&gt;</pre>
 <table>
   <tr>
-    <th>Source file name</th>
-    <th>Target file name</th>
+    <th scope="col">Source file name</th>
+    <th scope="col">Target file name</th>
   </tr>
   <tr>
     <td><code>A.java</code></td>
@@ -390,8 +390,8 @@ that should be used.</li>
 &lt;regexpmapper from=&quot;^(.*)/([^/]+)/([^/]*)$$&quot; to=&quot;\1/\2/\2-\3&quot;/&gt;</pre>
 <table>
   <tr>
-    <th>Source file name</th>
-    <th>Target file name</th>
+    <th scope="col">Source file name</th>
+    <th scope="col">Target file name</th>
   </tr>
   <tr>
     <td><code>A.java</code></td>
@@ -415,8 +415,8 @@ that should be used.</li>
 &lt;regexpmapper from="^(.*)\.(.*)$$" to="\2.\1"/&gt;</pre>
 <table>
   <tr>
-    <th>Source file name</th>
-    <th>Target file name</th>
+    <th scope="col">Source file name</th>
+    <th scope="col">Target file name</th>
   </tr>
   <tr>
     <td><code>A.java</code></td>
@@ -440,8 +440,8 @@ that should be used.</li>
 &lt;regexpmapper from="^(.*?)(\$$[^/\\\.]*)?\.class$$" to="\1.java"/&gt;</pre>
 <table>
   <tr>
-    <th>Source file name</th>
-    <th>Target file name</th>
+    <th scope="col">Source file name</th>
+    <th scope="col">Target file name</th>
   </tr>
   <tr>
     <td><code>ClassLoader.class</code></td>
@@ -463,9 +463,9 @@ that should be used.</li>
 <p>The regexp mapper can take the following extra attributes.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>casesensitive</td>
@@ -522,8 +522,8 @@ and <code>&lt;junit&gt;</code> output.</p>
 &lt;packagemapper from="*Test.java" to="TEST-*Test.xml"/&gt;</pre>
 <table>
   <tr>
-    <th>Source file name</th>
-    <th>Target file name</th>
+    <th scope="col">Source file name</th>
+    <th scope="col">Target file name</th>
   </tr>
   <tr>
     <td><code>org/apache/tools/ant/util/PackageMapperTest.java</code></td>
@@ -552,8 +552,8 @@ the <a href="#glob-mapper">glob mapper</a>.</p>
 &lt;unpackagemapper from="TEST-*Test.xml" to="${test.src.dir}/*Test.java"&gt;</pre>
 <table>
   <tr>
-    <th>Source file name</th>
-    <th>Target file name</th>
+    <th scope="col">Source file name</th>
+    <th scope="col">Target file name</th>
   </tr>
   <tr>
     <td><code>TEST-org.acme.AcmeTest.xml</code></td>
@@ -580,8 +580,8 @@ mappers; prior to Ant 1.8.0 the order has been undefined.</p>
 &lt;/compositemapper&gt;</pre>
 <table>
   <tr>
-    <th>Source file name</th>
-    <th>Target file names</th>
+    <th scope="col">Source file name</th>
+    <th scope="col">Target file names</th>
   </tr>
   <tr>
     <td rowspan="2"><code>foo/bar/A.java</code></td>
@@ -616,8 +616,8 @@ operation.  The <var>to</var> and <var>from</var> attributes are ignored.</p>
 &lt;/chainedmapper&gt;</pre>
 <table>
   <tr>
-    <th>Source file name</th>
-    <th>Target file names</th>
+    <th scope="col">Source file name</th>
+    <th scope="col">Target file names</th>
   </tr>
   <tr>
     <td rowspan="2"><code>foo/bar/A.java</code></td>
@@ -653,8 +653,8 @@ file name.</p>
 
 <table>
   <tr>
-    <th>Source file name</th>
-    <th>Target file names</th>
+    <th scope="col">Source file name</th>
+    <th scope="col">Target file names</th>
   </tr>
   <tr>
     <td><code>foo\bar\A.java</code></td>
@@ -670,8 +670,8 @@ file name.</p>
 
 <table>
   <tr>
-    <th>Source file name</th>
-    <th>Target file names</th>
+    <th scope="col">Source file name</th>
+    <th scope="col">Target file names</th>
   </tr>
   <tr>
     <td><code>foo\bar\A.java</code></td>
@@ -697,9 +697,9 @@ dependencies.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>language</td>
@@ -752,8 +752,8 @@ the <a href="../Tasks/script.html">script</a> task on how to use this element.</
 
 <table>
   <tr>
-    <th>Source file name</th>
-    <th>Target file names</th>
+    <th scope="col">Source file name</th>
+    <th scope="col">Target file names</th>
   </tr>
   <tr>
     <td rowspan="2"><code>foo\bar\A.java</code></td>
@@ -770,8 +770,8 @@ every source file, with the list of mapped names reset after every invocation.</
 
 <table>
   <tr>
-    <th>Script bean</th>
-    <th>Description</th>
+    <th scope="col">Script bean</th>
+    <th scope="col">Description</th>
   </tr>
   <tr>
     <td><code>source: String</code></td>
@@ -807,8 +807,8 @@ collects the results of all matching children.</p>
 
 <table>
   <tr>
-    <th>Source file name</th>
-    <th>Target file names</th>
+    <th scope="col">Source file name</th>
+    <th scope="col">Target file names</th>
   </tr>
   <tr>
     <td><code>foo/bar/A.txt</code></td>
@@ -832,8 +832,8 @@ attribute.</p>
 
 <table>
   <tr>
-    <th>Source file name</th>
-    <th>Target file names</th>
+    <th scope="col">Source file name</th>
+    <th scope="col">Target file names</th>
   </tr>
   <tr>
     <td><code>foo/bar/A.txt</code></td>
@@ -845,9 +845,9 @@ attribute.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>dirs</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Types/multirootfileset.html
----------------------------------------------------------------------
diff --git a/manual/Types/multirootfileset.html b/manual/Types/multirootfileset.html
index ece02a6..6bb6ba3 100644
--- a/manual/Types/multirootfileset.html
+++ b/manual/Types/multirootfileset.html
@@ -41,9 +41,9 @@ the <var>dir</var> attribute.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>basedirs</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Types/patternset.html
----------------------------------------------------------------------
diff --git a/manual/Types/patternset.html b/manual/Types/patternset.html
index 9f97f90..837740b 100644
--- a/manual/Types/patternset.html
+++ b/manual/Types/patternset.html
@@ -35,9 +35,9 @@ as a stand alone element at the same level as <code>target</code>&mdash;i.e., as
 or <code>&lt;exclude&gt;</code> elements or the following attributes.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Default</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Default</th>
   </tr>
   <tr>
     <td>includes</td>
@@ -71,9 +71,9 @@ or <code>&lt;exclude&gt;</code> elements or the following attributes.</p>
 <p>Each such element defines a single pattern for files to include or exclude.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>
@@ -101,9 +101,9 @@ specified more than once&mdash;the nested elements also support <var>if</var>/<v
 attributes you can use to test the existence of a property.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Types/permissions.html
----------------------------------------------------------------------
diff --git a/manual/Types/permissions.html b/manual/Types/permissions.html
index 4986f3f..222236d 100644
--- a/manual/Types/permissions.html
+++ b/manual/Types/permissions.html
@@ -40,9 +40,9 @@ has been revoked.</p>
 are granted.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>class</td>
@@ -67,9 +67,9 @@ function properly. The name and actions are parsed by the actual Permission clas
 <p>Indicates a specific permission is revoked.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>class</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Types/propertyset.html
----------------------------------------------------------------------
diff --git a/manual/Types/propertyset.html b/manual/Types/propertyset.html
index f0c88fa..f935c4d 100644
--- a/manual/Types/propertyset.html
+++ b/manual/Types/propertyset.html
@@ -31,9 +31,9 @@
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>dynamic</td>
@@ -56,9 +56,9 @@
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Types/redirector.html
----------------------------------------------------------------------
diff --git a/manual/Types/redirector.html b/manual/Types/redirector.html
index b03a639..ebcf134 100644
--- a/manual/Types/redirector.html
+++ b/manual/Types/redirector.html
@@ -36,9 +36,9 @@ specify source (input) and destination (output/error) files.</p>
 <p>The <code>&lt;redirector&gt;</code> element accepts the following attributes:</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>output</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Types/regexp.html
----------------------------------------------------------------------
diff --git a/manual/Types/regexp.html b/manual/Types/regexp.html
index 88bd69b..1599d09 100644
--- a/manual/Types/regexp.html
+++ b/manual/Types/regexp.html
@@ -30,9 +30,9 @@ Regexp represents a regular expression.
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>pattern</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Types/resources.html
----------------------------------------------------------------------
diff --git a/manual/Types/resources.html b/manual/Types/resources.html
index f78d6ce..160c96f 100644
--- a/manual/Types/resources.html
+++ b/manual/Types/resources.html
@@ -63,9 +63,9 @@ collections</a>.
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>
@@ -100,9 +100,9 @@ collections</a>.
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>
@@ -123,9 +123,9 @@ collections</a>.
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>
@@ -171,9 +171,9 @@ loaded.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>
@@ -210,9 +210,9 @@ file system resources as nested elements.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>zipfile</td>
@@ -243,9 +243,9 @@ attribute or a nested single-element resource collection.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>archive</td>
@@ -289,9 +289,9 @@ more information.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>url</td>
@@ -322,9 +322,9 @@ error to write to again.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>value</td>
@@ -346,9 +346,9 @@ attribute is unset:</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>
@@ -433,9 +433,9 @@ duplicate resources (contrast with <a href="#union">union</a>).
 </p>
   <table class="attr">
     <tr>
-      <th>Attribute</th>
-      <th>Description</th>
-      <th>Required</th>
+      <th scope="col">Attribute</th>
+      <th scope="col">Description</th>
+      <th scope="col">Required</th>
     </tr>
     <tr>
       <td>cache</td>
@@ -467,9 +467,9 @@ selection.
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>includes</td>
@@ -519,9 +519,9 @@ platforms.</p>
 <p>Restricts a nested resource collection using resource selectors:</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>cache</td>
@@ -571,9 +571,9 @@ internal <a href="antlib.html">antlib</a> <code>org.apache.tools.ant.types.resou
 <p>Selects resources by name.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>
@@ -607,9 +607,9 @@ internal <a href="antlib.html">antlib</a> <code>org.apache.tools.ant.types.resou
 <p>Selects resources by date.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>millis</td>
@@ -644,9 +644,9 @@ internal <a href="antlib.html">antlib</a> <code>org.apache.tools.ant.types.resou
 <p>Selects resources by type (file or directory).</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>type</td>
@@ -659,9 +659,9 @@ internal <a href="antlib.html">antlib</a> <code>org.apache.tools.ant.types.resou
 <p>Selects resources by size.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>size</td>
@@ -681,9 +681,9 @@ internal <a href="antlib.html">antlib</a> <code>org.apache.tools.ant.types.resou
 <p>Selects resources by type.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>class</td>
@@ -717,9 +717,9 @@ internal <a href="antlib.html">antlib</a> <code>org.apache.tools.ant.types.resou
 <p>Selects a resource if it is selected by the majority of nested resource selectors.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>allowtie</td>
@@ -734,9 +734,9 @@ internal <a href="antlib.html">antlib</a> <code>org.apache.tools.ant.types.resou
 nested <a href="#rcmp">resource comparators</a>.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>when</td>
@@ -822,9 +822,9 @@ them in a readable form: <code>[echo] These files are missed: ....foo.txt;....ba
 more nested <a href="#rcmp">resource comparators</a>:</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>cache</td>
@@ -871,9 +871,9 @@ considered "greater".</p>
 <p>Sort resources by content.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>binary</td>
@@ -919,9 +919,9 @@ used in conjunction with the <a href="#sort">sort</a> collection, for example, t
 first few oldest, largest, etc. resources from a larger collection.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>count</td>
@@ -944,9 +944,9 @@ used in conjunction with the <a href="#sort">sort</a> collection, for example, t
 last few oldest, largest, etc. resources from a larger collection.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>count</td>
@@ -970,9 +970,9 @@ example, to select all but the first few oldest, largest, etc. resources from a
 collection.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>count</td>
@@ -996,9 +996,9 @@ example, to select all but the last few oldest, largest, etc. resources from a l
 collection.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>count</td>
@@ -1022,9 +1022,9 @@ collection can implement equivalents for such Unix functions as <kbd>sort</kbd>,
 -c</kbd>, <kbd>wc</kbd> and <kbd>wc -l</kbd>.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>encoding</td>
@@ -1078,9 +1078,9 @@ collection can implement equivalents for such Unix functions as <kbd>sort</kbd>,
 <p>The following attributes apply to all set-operation resource collections:</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>cache</td>
@@ -1127,9 +1127,9 @@ resources.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>cache</td>
@@ -1240,9 +1240,9 @@ of <a href="filelist.html"><code>&lt;filelist&gt;</code></a>.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>encoding</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Types/selectors.html
----------------------------------------------------------------------
diff --git a/manual/Types/selectors.html b/manual/Types/selectors.html
index 6f3836f..f12e2da 100644
--- a/manual/Types/selectors.html
+++ b/manual/Types/selectors.html
@@ -95,9 +95,9 @@
 
     <table class="attr">
       <tr>
-        <th>Attribute</th>
-        <th>Description</th>
-        <th>Required</th>
+        <th scope="col">Attribute</th>
+        <th scope="col">Description</th>
+        <th scope="col">Required</th>
       </tr>
       <tr>
         <td>text</td>
@@ -143,9 +143,9 @@
 
     <table class="attr">
       <tr>
-        <th>Attribute</th>
-        <th>Description</th>
-        <th>Required</th>
+        <th scope="col">Attribute</th>
+        <th scope="col">Description</th>
+        <th scope="col">Required</th>
       </tr>
       <tr>
         <td>datetime</td>
@@ -219,9 +219,9 @@
 
     <table class="attr">
       <tr>
-        <th>Attribute</th>
-        <th>Description</th>
-        <th>Required</th>
+        <th scope="col">Attribute</th>
+        <th scope="col">Description</th>
+        <th scope="col">Required</th>
       </tr>
       <tr>
         <td>targetdir</td>
@@ -255,9 +255,9 @@
 
     <table class="attr">
       <tr>
-        <th>Attribute</th>
-        <th>Description</th>
-        <th>Required</th>
+        <th scope="col">Attribute</th>
+        <th scope="col">Description</th>
+        <th scope="col">Required</th>
       </tr>
       <tr>
         <td>min</td>
@@ -312,9 +312,9 @@
 
     <table class="attr">
       <tr>
-        <th>Attribute</th>
-        <th>Description</th>
-        <th>Required</th>
+        <th scope="col">Attribute</th>
+        <th scope="col">Description</th>
+        <th scope="col">Required</th>
       </tr>
       <tr>
         <td>targetdir</td>
@@ -365,9 +365,9 @@
 
     <table class="attr">
       <tr>
-        <th>Attribute</th>
-        <th>Description</th>
-        <th>Required</th>
+        <th scope="col">Attribute</th>
+        <th scope="col">Description</th>
+        <th scope="col">Required</th>
       </tr>
       <tr>
         <td>name</td>
@@ -415,9 +415,9 @@
 
     <table class="attr">
       <tr>
-        <th>Attribute</th>
-        <th>Description</th>
-        <th>Required</th>
+        <th scope="col">Attribute</th>
+        <th scope="col">Description</th>
+        <th scope="col">Required</th>
       </tr>
       <tr>
         <td>targetdir</td>
@@ -462,9 +462,9 @@
 
     <table class="attr">
       <tr>
-        <th>Attribute</th>
-        <th>Description</th>
-        <th>Required</th>
+        <th scope="col">Attribute</th>
+        <th scope="col">Description</th>
+        <th scope="col">Required</th>
       </tr>
       <tr>
         <td>expression</td>
@@ -508,9 +508,9 @@
 
     <table class="attr">
       <tr>
-        <th>Attribute</th>
-        <th>Description</th>
-        <th>Required</th>
+        <th scope="col">Attribute</th>
+        <th scope="col">Description</th>
+        <th scope="col">Required</th>
       </tr>
       <tr>
         <td>value</td>
@@ -559,9 +559,9 @@
 
     <table class="attr">
       <tr>
-        <th>Attribute</th>
-        <th>Description</th>
-        <th>Required</th>
+        <th scope="col">Attribute</th>
+        <th scope="col">Description</th>
+        <th scope="col">Required</th>
       </tr>
       <tr>
         <td>type</td>
@@ -617,9 +617,9 @@
 
     <table class="attr">
       <tr>
-        <th>Attribute</th>
-        <th>Description</th>
-        <th>Required</th>
+        <th scope="col">Attribute</th>
+        <th scope="col">Description</th>
+        <th scope="col">Required</th>
       </tr>
       <tr>
         <td>algorithm</td>
@@ -713,8 +713,8 @@
     <p>Same as <var>algorithm</var> attribute, with the following additional values:</p>
     <table>
      <tr>
-        <th>Name</th>
-        <th>Description</th>
+        <th scope="col">Name</th>
+        <th scope="col">Description</th>
       </tr>
       <tr>
         <td>hashvalue</td>
@@ -748,8 +748,8 @@
     <p>Same as <var>cache</var> attribute, with the following additional values:</p>
     <table>
      <tr>
-       <th>Name</th>
-       <th>Description</th>
+       <th scope="col">Name</th>
+       <th scope="col">Description</th>
      </tr>
      <tr>
        <td>propertyfile</td>
@@ -863,9 +863,9 @@
     <p><em>Since Apache Ant 1.7</em></p>
     <table class="attr">
       <tr>
-        <th>Attribute</th>
-        <th>Description</th>
-        <th>Required</th>
+        <th scope="col">Attribute</th>
+        <th scope="col">Description</th>
+        <th scope="col">Required</th>
       </tr>
       <tr>
         <td>name</td>
@@ -912,9 +912,9 @@
 
     <table class="attr">
       <tr>
-        <th>Attribute</th>
-        <th>Description</th>
-        <th>Required</th>
+        <th scope="col">Attribute</th>
+        <th scope="col">Description</th>
+        <th scope="col">Required</th>
       </tr>
       <tr>
         <td>owner</td>
@@ -933,9 +933,9 @@
     <p><em>Since Apache Ant 1.7</em></p>
     <table class="attr">
       <tr>
-        <th>Attribute</th>
-        <th>Description</th>
-        <th>Required</th>
+        <th scope="col">Attribute</th>
+        <th scope="col">Description</th>
+        <th scope="col">Required</th>
       </tr>
       <tr>
         <td>language</td>
@@ -989,9 +989,9 @@
 
     <table>
       <tr>
-        <th>Bean</th>
-        <th>Description</th>
-        <th>Type</th>
+        <th scope="col">Bean</th>
+        <th scope="col">Description</th>
+        <th scope="col">Type</th>
       </tr>
       <tr>
         <td>self</td>
@@ -1019,9 +1019,9 @@
     the <var>selected</var> flag is writable, the rest are read only via their getter methods.</p>
     <table class="attr">
       <tr>
-        <th>Attribute</th>
-        <th>Description</th>
-        <th>Type</th>
+        <th scope="col">Attribute</th>
+        <th scope="col">Description</th>
+        <th scope="col">Type</th>
       </tr>
       <tr>
         <td>selected</td>
@@ -1133,9 +1133,9 @@
 
     <table class="attr">
       <tr>
-        <th>Attribute</th>
-        <th>Description</th>
-        <th>Required</th>
+        <th scope="col">Attribute</th>
+        <th scope="col">Description</th>
+        <th scope="col">Required</th>
       </tr>
       <tr>
         <td>allowtie</td>
@@ -1232,9 +1232,9 @@
 
     <table class="attr">
       <tr>
-        <th>Attribute</th>
-        <th>Description</th>
-        <th>Required</th>
+        <th scope="col">Attribute</th>
+        <th scope="col">Description</th>
+        <th scope="col">Required</th>
       </tr>
       <tr>
         <td>if</td>
@@ -1321,9 +1321,9 @@
 
     <table class="attr">
       <tr>
-        <th>Attribute</th>
-        <th>Description</th>
-        <th>Required</th>
+        <th scope="col">Attribute</th>
+        <th scope="col">Description</th>
+        <th scope="col">Required</th>
       </tr>
       <tr>
         <td>classname</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Types/tarfileset.html
----------------------------------------------------------------------
diff --git a/manual/Types/tarfileset.html b/manual/Types/tarfileset.html
index f80b6ea..1a60942 100644
--- a/manual/Types/tarfileset.html
+++ b/manual/Types/tarfileset.html
@@ -43,9 +43,9 @@ to with the <var>refid</var> attribute.</p>
 <table class="attr">
   <tbody>
     <tr>
-      <th>Attribute</th>
-      <th>Description</th>
-      <th>Required</th>
+      <th scope="col">Attribute</th>
+      <th scope="col">Description</th>
+      <th scope="col">Required</th>
     </tr>
     <tr>
       <td>prefix</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Types/xmlcatalog.html
----------------------------------------------------------------------
diff --git a/manual/Types/xmlcatalog.html b/manual/Types/xmlcatalog.html
index edc27fa..fc071c9 100644
--- a/manual/Types/xmlcatalog.html
+++ b/manual/Types/xmlcatalog.html
@@ -135,9 +135,9 @@ resolution failures may or may not result in fatal (i.e. build-ending) errors.</
 <h3>XMLCatalog attributes</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>id</td>
@@ -159,9 +159,9 @@ resolution failures may or may not result in fatal (i.e. build-ending) errors.</
 identical in their structure</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>publicId</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Types/zipfileset.html
----------------------------------------------------------------------
diff --git a/manual/Types/zipfileset.html b/manual/Types/zipfileset.html
index 0a0d6a8..2ef5e66 100644
--- a/manual/Types/zipfileset.html
+++ b/manual/Types/zipfileset.html
@@ -44,9 +44,9 @@ to with the <var>refid</var> attribute.</p>
 <table class="attr">
   <tbody>
     <tr>
-      <th>Attribute</th>
-      <th>Description</th>
-      <th>Required</th>
+      <th scope="col">Attribute</th>
+      <th scope="col">Description</th>
+      <th scope="col">Required</th>
     </tr>
     <tr>
       <td>prefix</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/base_task_classes.html
----------------------------------------------------------------------
diff --git a/manual/base_task_classes.html b/manual/base_task_classes.html
index 275075b..981524d 100644
--- a/manual/base_task_classes.html
+++ b/manual/base_task_classes.html
@@ -32,8 +32,8 @@
 <table>
 <thead>
 <tr>
-<th>Class</th>
-<th>Description</th>
+<th scope="col">Class</th>
+<th scope="col">Description</th>
 </tr>
 </thead>
 <tbody>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/install.html
----------------------------------------------------------------------
diff --git a/manual/install.html b/manual/install.html
index 0b0ac9b..edf7375 100644
--- a/manual/install.html
+++ b/manual/install.html
@@ -134,8 +134,8 @@ target="_top">https://archive.apache.org/dist/ant/</a>. The files are organized
 </p>
 <table>
 <tr>
-  <th>Filename or Path</th>
-  <th>Description</th>
+  <th scope="col">Filename or Path</th>
+  <th scope="col">Description</th>
 </tr>
 <tr>
   <td><samp>KEYS</samp></td>
@@ -770,9 +770,9 @@ these tasks available. Please refer to the <a href="#optionalTasks">Installing A
 
 <table>
   <tr>
-    <th>JAR Name</th>
-    <th>Needed For</th>
-    <th>Available At</th>
+    <th scope="col">JAR Name</th>
+    <th scope="col">Needed For</th>
+    <th scope="col">Available At</th>
   </tr>
   <tr>
     <td>jakarta-regexp-1.4.jar</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/listeners.html
----------------------------------------------------------------------
diff --git a/manual/listeners.html b/manual/listeners.html
index f9ac1ea..53a2824 100644
--- a/manual/listeners.html
+++ b/manual/listeners.html
@@ -62,9 +62,9 @@ listeners may registered on the command line through the <kbd>-listener</kbd> ar
 
 <table>
   <tr>
-    <th>Classname</th>
-    <th>Description</th>
-    <th>Type</th>
+    <th scope="col">Classname</th>
+    <th scope="col">Description</th>
+    <th scope="col">Type</th>
   </tr>
   <tr>
     <td><code><a href="#DefaultLogger">org.apache.tools.ant.DefaultLogger</a></code></td>
@@ -142,9 +142,9 @@ failure messages individually.</p>
 <p>Properties controlling the operation of MailLogger:</p>
 <table>
   <tr>
-    <th>Property</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Property</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td><code>MailLogger.mailhost</code></td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/running.html
----------------------------------------------------------------------
diff --git a/manual/running.html b/manual/running.html
index 8c584f7..c44ebef 100644
--- a/manual/running.html
+++ b/manual/running.html
@@ -260,9 +260,9 @@ And I filtered out the <code>getPropertyHelper</code> access.</p>
 
 <table>
 <tr>
-  <th>property name</th>
-  <th>valid values/default value</th>
-  <th>description</th>
+  <th scope="col">property name</th>
+  <th scope="col">valid values/default value</th>
+  <th scope="col">description</th>
 </tr>
 <tr>
   <td><code>ant.build.javac.source</code></td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/sysclasspath.html
----------------------------------------------------------------------
diff --git a/manual/sysclasspath.html b/manual/sysclasspath.html
index 4ad6a12..86f521a 100644
--- a/manual/sysclasspath.html
+++ b/manual/sysclasspath.html
@@ -33,7 +33,7 @@ The default behavior varies from task to task.</p>
 The values and their meanings are:
 
 <table>
-<tr><th>value</th><th>meaning</th></tr>
+<tr><th scope="col">value</th><th scope="col">meaning</th></tr>
 <tr>
 <td>only</td>
 <td>Only the system classpath is used and classpaths specified in build files,

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/targets.html
----------------------------------------------------------------------
diff --git a/manual/targets.html b/manual/targets.html
index a3f2471..2b01f1c 100644
--- a/manual/targets.html
+++ b/manual/targets.html
@@ -157,9 +157,9 @@
 
   <table class="attr">
     <tr>
-      <th>Attribute</th>
-      <th>Description</th>
-      <th>Required</th>
+      <th scope="col">Attribute</th>
+      <th scope="col">Description</th>
+      <th scope="col">Required</th>
     </tr>
     <tr>
       <td>name</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/tasksoverview.html
----------------------------------------------------------------------
diff --git a/manual/tasksoverview.html b/manual/tasksoverview.html
index d4ef430..e35034d 100644
--- a/manual/tasksoverview.html
+++ b/manual/tasksoverview.html
@@ -54,8 +54,8 @@ documentation.</p>
 
 <table>
   <tr>
-    <th>Task Name</th>
-    <th>Description</th>
+    <th scope="col">Task Name</th>
+    <th scope="col">Description</th>
   </tr>
 
   <tr>
@@ -165,8 +165,8 @@ documentation.</p>
 
 <table>
   <tr>
-    <th>Task Name</th>
-    <th>Description</th>
+    <th scope="col">Task Name</th>
+    <th scope="col">Description</th>
   </tr>
 
   <tr>
@@ -186,8 +186,8 @@ documentation.</p>
 
 <table>
   <tr>
-    <th>Task Name</th>
-    <th>Description</th>
+    <th scope="col">Task Name</th>
+    <th scope="col">Description</th>
   </tr>
 
   <tr>
@@ -246,8 +246,8 @@ documentation.</p>
 
 <table>
   <tr>
-    <th>Task Name</th>
-    <th>Description</th>
+    <th scope="col">Task Name</th>
+    <th scope="col">Description</th>
   </tr>
 
   <tr>
@@ -264,8 +264,8 @@ documentation.</p>
 
 <table>
   <tr>
-    <th>Task Name</th>
-    <th>Description</th>
+    <th scope="col">Task Name</th>
+    <th scope="col">Description</th>
   </tr>
 
   <tr>
@@ -283,8 +283,8 @@ documentation.</p>
 
 <table>
   <tr>
-    <th>Task Name</th>
-    <th>Description</th>
+    <th scope="col">Task Name</th>
+    <th scope="col">Description</th>
   </tr>
 
   <tr>
@@ -300,8 +300,8 @@ documentation.</p>
 
 <table>
   <tr>
-    <th>Task Name</th>
-    <th>Description</th>
+    <th scope="col">Task Name</th>
+    <th scope="col">Description</th>
   </tr>
 
   <tr>
@@ -388,8 +388,8 @@ documentation.</p>
 
 <table>
   <tr>
-    <th>Task Name</th>
-    <th>Description</th>
+    <th scope="col">Task Name</th>
+    <th scope="col">Description</th>
   </tr>
 
   <tr>
@@ -555,8 +555,8 @@ documentation.</p>
 
 <table>
   <tr>
-    <th>Task Name</th>
-    <th>Description</th>
+    <th scope="col">Task Name</th>
+    <th scope="col">Description</th>
   </tr>
 
   <tr>
@@ -603,8 +603,8 @@ documentation.</p>
 
 <table>
   <tr>
-    <th>Task Name</th>
-    <th>Description</th>
+    <th scope="col">Task Name</th>
+    <th scope="col">Description</th>
   </tr>
 
   <tr>
@@ -622,8 +622,8 @@ documentation.</p>
 
 <table>
   <tr>
-    <th>Task Name</th>
-    <th>Description</th>
+    <th scope="col">Task Name</th>
+    <th scope="col">Description</th>
   </tr>
 
   <tr>
@@ -645,8 +645,8 @@ documentation.</p>
 
 <table>
   <tr>
-    <th>Task Name</th>
-    <th>Description</th>
+    <th scope="col">Task Name</th>
+    <th scope="col">Description</th>
   </tr>
 
   <tr>
@@ -746,8 +746,8 @@ documentation.</p>
 
 <table>
   <tr>
-    <th>Task Name</th>
-    <th>Description</th>
+    <th scope="col">Task Name</th>
+    <th scope="col">Description</th>
   </tr>
 
   <tr>
@@ -846,8 +846,8 @@ documentation.</p>
 
 <table>
   <tr>
-    <th>Task Name</th>
-    <th>Description</th>
+    <th scope="col">Task Name</th>
+    <th scope="col">Description</th>
   </tr>
 
   <tr>
@@ -951,8 +951,8 @@ documentation.</p>
 
 <table>
   <tr>
-    <th>Task Name</th>
-    <th>Description</th>
+    <th scope="col">Task Name</th>
+    <th scope="col">Description</th>
   </tr>
 
   <tr>
@@ -999,8 +999,8 @@ documentation.</p>
 
 <table>
   <tr>
-    <th>Task Name</th>
-    <th>Description</th>
+    <th scope="col">Task Name</th>
+    <th scope="col">Description</th>
   </tr>
 
   <tr>
@@ -1076,8 +1076,8 @@ documentation.</p>
 
 <table>
   <tr>
-    <th>Task Name</th>
-    <th>Description</th>
+    <th scope="col">Task Name</th>
+    <th scope="col">Description</th>
   </tr>
 
   <tr>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/tutorial-HelloWorldWithAnt.html
----------------------------------------------------------------------
diff --git a/manual/tutorial-HelloWorldWithAnt.html b/manual/tutorial-HelloWorldWithAnt.html
index 2777d31..44bcc5f 100644
--- a/manual/tutorial-HelloWorldWithAnt.html
+++ b/manual/tutorial-HelloWorldWithAnt.html
@@ -123,8 +123,8 @@ ant run</pre>
 <p>While having a look at the buildfile, we will see some similar steps between Ant and the Java-only commands:</p>
 <table>
 <tr>
-  <th>Java-only</th>
-  <th>Ant</th>
+  <th scope="col">Java-only</th>
+  <th scope="col">Ant</th>
 </tr>
 <tr>
   <td><pre class="input">

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/tutorial-tasks-filesets-properties.html
----------------------------------------------------------------------
diff --git a/manual/tutorial-tasks-filesets-properties.html b/manual/tutorial-tasks-filesets-properties.html
index 220ae8d..a211826 100644
--- a/manual/tutorial-tasks-filesets-properties.html
+++ b/manual/tutorial-tasks-filesets-properties.html
@@ -809,18 +809,18 @@ open a GitHub pull request. For both we need some information:</p>
 <!-- this is an empty "table head" -->
 </tr>
 <tr>
-  <th>subject</th>
+  <th scope="col">subject</th>
   <td><em>short description</em></td>
   <td>Task for finding files in a path</td>
 </tr>
 <tr>
-  <th>body</th>
+  <th scope="col">body</th>
   <td><em>more details about the path</em></td>
   <td>This new task looks inside a nested <code>&lt;path/&gt;</code> for occurrences of a file and stores all locations
       as a property. See the included manual for details.</td>
 </tr>
 <tr>
-  <th>pull request reference</th>
+  <th scope="col">pull request reference</th>
   <td><em>GitHub pull request URL</em></td>
   <td>https://github.com/apache/ant/pull/0</td>
 </tr>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/using.html
----------------------------------------------------------------------
diff --git a/manual/using.html b/manual/using.html
index 97eeaec..4bdb558 100644
--- a/manual/using.html
+++ b/manual/using.html
@@ -34,9 +34,9 @@ the <a href="#tasks">Tasks</a> section below.)</p>
 <p>A <em>project</em> has three attributes:</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>
@@ -301,9 +301,9 @@ be used for a path argument. For example:</p>
 arguments that contain space characters, nested <code>arg</code> elements can be used.</p>
 <table class="attr">
 <tr>
-  <th>Attribute</th>
-  <th>Description</th>
-  <th>Required</th>
+  <th scope="col">Attribute</th>
+  <th scope="col">Description</th>
+  <th scope="col">Required</th>
 </tr>
   <tr>
     <td>value</td>


[2/3] ant git commit: Bz 16494: accessibility — th must have scope

Posted by gi...@apache.org.
http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/jjtree.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/jjtree.html b/manual/Tasks/jjtree.html
index ac1f1fc..4d063cd 100644
--- a/manual/Tasks/jjtree.html
+++ b/manual/Tasks/jjtree.html
@@ -43,9 +43,9 @@ file as the JJTree grammar file with a suffix <samp>.jj</samp>.</p>
 
 <table class="attr">
 <tr>
-  <th>Attribute</th>
-  <th>Description</th>
-  <th>Required</th>
+  <th scope="col">Attribute</th>
+  <th scope="col">Description</th>
+  <th scope="col">Required</th>
 </tr>
 
 <tr>
@@ -165,9 +165,9 @@ versions</h3>
 <table>
   <thead class="no-bold">
 <tr>
-  <th><strong>Command line JJTree options</strong> and <em>generated files</em> (working directory: <samp>/tmp</samp>)</th>
-  <th><strong>Ant 1.5.3</strong> versus command line</th>
-  <th><strong>Ant 1.6</strong> versus command line</th>
+  <th scope="col"><strong>Command line JJTree options</strong> and <em>generated files</em> (working directory: <samp>/tmp</samp>)</th>
+  <th scope="col"><strong>Ant 1.5.3</strong> versus command line</th>
+  <th scope="col"><strong>Ant 1.6</strong> versus command line</th>
 </tr>
   </thead>
   <tbody>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/jlink.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/jlink.html b/manual/Tasks/jlink.html
index 3b22ce4..76978fb 100644
--- a/manual/Tasks/jlink.html
+++ b/manual/Tasks/jlink.html
@@ -65,9 +65,9 @@ the <em>base</em> directory.</p>
 <h3>Parameters</h3>
 <table class="attr">
    <tr>
-     <th>Attribute</th>
-     <th>Description</th>
-     <th>Required</th>
+     <th scope="col">Attribute</th>
+     <th scope="col">Description</th>
+     <th scope="col">Required</th>
    </tr>
    <tr>
      <td>outfile</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/jspc.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/jspc.html b/manual/Tasks/jspc.html
index 11f75f8..5e838cb 100644
--- a/manual/Tasks/jspc.html
+++ b/manual/Tasks/jspc.html
@@ -67,9 +67,9 @@ go.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>destdir</td>
@@ -203,9 +203,9 @@ a <samp>WEB-INF</samp> subdirectory beneath it.  When used, the task hands off a
 checking to the compiler.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>basedir</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/junit.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/junit.html b/manual/Tasks/junit.html
index 0649768..9d8cc71 100644
--- a/manual/Tasks/junit.html
+++ b/manual/Tasks/junit.html
@@ -54,9 +54,9 @@ for details.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>printsummary</td>
@@ -351,9 +351,9 @@ to <samp><i>java-tmp-dir</i>/FailedTests</samp>.</p>
 
 <table class="attr">
 <tr>
-  <th>Attribute</th>
-  <th>Description</th>
-  <th>Required</th>
+  <th scope="col">Attribute</th>
+  <th scope="col">Description</th>
+  <th scope="col">Required</th>
 </tr>
   <tr>
     <td>type</td>
@@ -395,9 +395,9 @@ to <samp><i>java-tmp-dir</i>/FailedTests</samp>.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>
@@ -509,9 +509,9 @@ only <code>&lt;fileset&gt;</code> has been supported.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>fork</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/junitlauncher.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/junitlauncher.html b/manual/Tasks/junitlauncher.html
index 4639ead..5f2d6bb 100644
--- a/manual/Tasks/junitlauncher.html
+++ b/manual/Tasks/junitlauncher.html
@@ -118,9 +118,9 @@
 <h3>Parameters</h3>
 <table class="attr">
     <tr>
-        <th>Attribute</th>
-        <th>Description</th>
-        <th>Required</th>
+        <th scope="col">Attribute</th>
+        <th scope="col">Description</th>
+        <th scope="col">Required</th>
     </tr>
     <tr>
         <td>haltOnFailure</td>
@@ -211,9 +211,9 @@
 </p>
 <table class="attr">
     <tr>
-        <th>Attribute</th>
-        <th>Description</th>
-        <th>Required</th>
+        <th scope="col">Attribute</th>
+        <th scope="col">Description</th>
+        <th scope="col">Required</th>
     </tr>
     <tr>
         <td>type</td>
@@ -285,9 +285,9 @@
 
 <table class="attr">
     <tr>
-        <th>Attribute</th>
-        <th>Description</th>
-        <th>Required</th>
+        <th scope="col">Attribute</th>
+        <th scope="col">Description</th>
+        <th scope="col">Required</th>
     </tr>
     <tr>
         <td>name</td>
@@ -349,9 +349,9 @@
 
 <table class="attr">
     <tr>
-        <th>Attribute</th>
-        <th>Description</th>
-        <th>Required</th>
+        <th scope="col">Attribute</th>
+        <th scope="col">Description</th>
+        <th scope="col">Required</th>
     </tr>
     <tr>
         <td>haltOnFailure</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/junitreport.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/junitreport.html b/manual/Tasks/junitreport.html
index 0b78a66..c464c6b 100644
--- a/manual/Tasks/junitreport.html
+++ b/manual/Tasks/junitreport.html
@@ -39,7 +39,7 @@ Xalan XSLTC</a> (JDK 1.4 contains a version of Xalan 2.x, while JDK 1.5 ships wi
 XSLTC). JDK 1.4.2-01 and later ships with a bundled Xalan 2.4.1+, meaning that JDKs prior to version
 1.4.2-01 won't work out of the box. The table below summarize the compatibility status.</p>
 <table>
-<tr><th>Xalan</th><th>Sun JDK Bundle</th><th>Status<th></tr>
+<tr><th scope="col">Xalan</th><th scope="col">Sun JDK Bundle</th><th scope="col">Status</th></tr>
 <tr><td>2.4.1+</td><td>JDK 1.4.2-01+</td><td>OK</td></tr>
 <tr><td>XSLTC</td><td>JDK 1.5.x</td><td>OK</td></tr>
 <tr><td>2.x</td><td>JDK 1.4.x</td><td><em><u>Deprecated</u>,
@@ -55,9 +55,9 @@ for quite some time.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>tofile</td>
@@ -81,9 +81,9 @@ using the nested <a href="../Types/fileset.html"><code>&lt;FileSet&gt;</code></a
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>format</td>
@@ -126,9 +126,9 @@ tags can pass XSL parameters to the stylesheet.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>
@@ -158,9 +158,9 @@ tags can pass XSL parameters to the stylesheet.</p>
 <p>The built-in stylesheets support the following parameters:</p>
 <table>
   <tr>
-    <th>XSL Parameter</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">XSL Parameter</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>TITLE</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/length.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/length.html b/manual/Tasks/length.html
index 80eaa9b..b3995e3 100644
--- a/manual/Tasks/length.html
+++ b/manual/Tasks/length.html
@@ -33,13 +33,13 @@ a <code>condition</code>.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th rowspan="2">Attribute</th>
-    <th rowspan="2">Description</th>
-    <th colspan="2">Required</th>
+    <th scope="col" rowspan="2">Attribute</th>
+    <th scope="col" rowspan="2">Description</th>
+    <th scope="col" colspan="2">Required</th>
   </tr>
   <tr>
-    <th>Task</th>
-    <th>Condition</th>
+    <th scope="col">Task</th>
+    <th scope="col">Condition</th>
   </tr>
   <tr>
     <td>property</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/loadfile.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/loadfile.html b/manual/Tasks/loadfile.html
index 8e3b43c..13098ba 100644
--- a/manual/Tasks/loadfile.html
+++ b/manual/Tasks/loadfile.html
@@ -33,9 +33,9 @@ is not set.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>srcFile</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/loadproperties.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/loadproperties.html b/manual/Tasks/loadproperties.html
index 06d9938..b55c7c9 100644
--- a/manual/Tasks/loadproperties.html
+++ b/manual/Tasks/loadproperties.html
@@ -37,9 +37,9 @@ the <a href="property.html"><code>&lt;property&gt;</code></a> task.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>srcFile</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/loadresource.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/loadresource.html b/manual/Tasks/loadresource.html
index d9737c8..a5de8c9 100644
--- a/manual/Tasks/loadresource.html
+++ b/manual/Tasks/loadresource.html
@@ -39,9 +39,9 @@ the property is not set.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>property</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/local.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/local.html b/manual/Tasks/local.html
index f8ad0fc..f7b5b68 100644
--- a/manual/Tasks/local.html
+++ b/manual/Tasks/local.html
@@ -42,9 +42,9 @@ examples section.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/macrodef.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/macrodef.html b/manual/Tasks/macrodef.html
index 7d821a2..8ff130e 100644
--- a/manual/Tasks/macrodef.html
+++ b/manual/Tasks/macrodef.html
@@ -37,9 +37,9 @@
     <h3>Parameters</h3>
     <table class="attr">
       <tr>
-        <th>Attribute</th>
-        <th>Description</th>
-        <th>Required</th>
+        <th scope="col">Attribute</th>
+        <th scope="col">Description</th>
+        <th scope="col">Required</th>
       </tr>
       <tr>
         <td>name</td>
@@ -85,9 +85,9 @@
     <h5>Parameters</h5>
     <table class="attr">
       <tr>
-        <th>Attribute</th>
-        <th>Description</th>
-        <th>Required</th>
+        <th scope="col">Attribute</th>
+        <th scope="col">Description</th>
+        <th scope="col">Required</th>
       </tr>
       <tr>
         <td>name</td>
@@ -119,9 +119,9 @@
     <h5>Parameters</h5>
     <table class="attr">
       <tr>
-        <th>Attribute</th>
-        <th>Description</th>
-        <th>Required</th>
+        <th scope="col">Attribute</th>
+        <th scope="col">Description</th>
+        <th scope="col">Required</th>
       </tr>
       <tr>
         <td>name</td>
@@ -157,9 +157,9 @@
     <h5>Parameters</h5>
     <table class="attr">
       <tr>
-        <th>Attribute</th>
-        <th>Description</th>
-        <th>Required</th>
+        <th scope="col">Attribute</th>
+        <th scope="col">Description</th>
+        <th scope="col">Required</th>
       </tr>
       <tr>
         <td>name</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/mail.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/mail.html b/manual/Tasks/mail.html
index 5a8b83a..4ecbf45 100644
--- a/manual/Tasks/mail.html
+++ b/manual/Tasks/mail.html
@@ -43,9 +43,9 @@ more information.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>from</td>
@@ -191,9 +191,9 @@ can contain email addresses of the form:</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>
@@ -213,9 +213,9 @@ can contain email addresses of the form:</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>src</td>
@@ -254,9 +254,9 @@ or more nested header elements:</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/makeurl.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/makeurl.html b/manual/Tasks/makeurl.html
index 5d9b665..3b5d5b8 100644
--- a/manual/Tasks/makeurl.html
+++ b/manual/Tasks/makeurl.html
@@ -33,10 +33,10 @@ them.</p>
 <h3 id="attributes">Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Type</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Type</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/manifest.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/manifest.html b/manual/Tasks/manifest.html
index 7798332..c12964c 100644
--- a/manual/Tasks/manifest.html
+++ b/manual/Tasks/manifest.html
@@ -51,9 +51,9 @@ the JAR, feeding in the hand-crafted manifest.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>
@@ -95,9 +95,9 @@ the JAR, feeding in the hand-crafted manifest.</p>
 added to the main section.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>
@@ -118,9 +118,9 @@ sections.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/manifestclasspath.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/manifestclasspath.html b/manual/Tasks/manifestclasspath.html
index a5fa1a1..4f84793 100644
--- a/manual/Tasks/manifestclasspath.html
+++ b/manual/Tasks/manifestclasspath.html
@@ -51,9 +51,9 @@ to be when deploying the jar.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>property</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/mimemail.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/mimemail.html b/manual/Tasks/mimemail.html
index 0d24dc9..99af872 100644
--- a/manual/Tasks/mimemail.html
+++ b/manual/Tasks/mimemail.html
@@ -39,9 +39,9 @@ Activation Framework</a> are required for this task.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>message</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/mkdir.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/mkdir.html b/manual/Tasks/mkdir.html
index b33c7a1..99f157a 100644
--- a/manual/Tasks/mkdir.html
+++ b/manual/Tasks/mkdir.html
@@ -31,9 +31,9 @@ nothing if the directory already exist.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>dir</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/move.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/move.html b/manual/Tasks/move.html
index 2547485..b2e8245 100644
--- a/manual/Tasks/move.html
+++ b/manual/Tasks/move.html
@@ -44,9 +44,9 @@ in <var>todir</var>, the action will fail.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/native2ascii.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/native2ascii.html b/manual/Tasks/native2ascii.html
index 09717c8..bd1f24d 100644
--- a/manual/Tasks/native2ascii.html
+++ b/manual/Tasks/native2ascii.html
@@ -60,9 +60,9 @@
 
     <table class="attr">
       <tr>
-        <th>Attribute</th>
-        <th>Description</th>
-        <th>Required</th>
+        <th scope="col">Attribute</th>
+        <th scope="col">Description</th>
+        <th scope="col">Required</th>
       </tr>
       <tr>
         <td>reverse</td>
@@ -134,9 +134,9 @@ can be used to enable arguments only if a given converter implementation will be
 
 <table class="attr">
 <tr>
-  <th>Attribute</th>
-  <th>Description</th>
-  <th>Required</th>
+  <th scope="col">Attribute</th>
+  <th scope="col">Description</th>
+  <th scope="col">Required</th>
 </tr>
   <tr>
     <td>value</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/netrexxc.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/netrexxc.html b/manual/Tasks/netrexxc.html
index 6ca54d1..19de341 100644
--- a/manual/Tasks/netrexxc.html
+++ b/manual/Tasks/netrexxc.html
@@ -60,9 +60,9 @@ information.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>binary</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/nice.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/nice.html b/manual/Tasks/nice.html
index f2cce78..6cf86c9 100644
--- a/manual/Tasks/nice.html
+++ b/manual/Tasks/nice.html
@@ -30,9 +30,9 @@
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>currentpriority</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/pack.html
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diff --git a/manual/Tasks/pack.html b/manual/Tasks/pack.html
index 94ba533..6c6869d 100644
--- a/manual/Tasks/pack.html
+++ b/manual/Tasks/pack.html
@@ -36,9 +36,9 @@ See <a href="../install.html#librarydependencies">Library Dependencies</a> for m
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>src</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/parallel.html
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diff --git a/manual/Tasks/parallel.html b/manual/Tasks/parallel.html
index 999fddc..18f95b8 100644
--- a/manual/Tasks/parallel.html
+++ b/manual/Tasks/parallel.html
@@ -46,9 +46,9 @@ times on a multicore CPU.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>threadCount</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/patch.html
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diff --git a/manual/Tasks/patch.html b/manual/Tasks/patch.html
index c3a0eea..eccdb35 100644
--- a/manual/Tasks/patch.html
+++ b/manual/Tasks/patch.html
@@ -30,9 +30,9 @@
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>patchfile</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/pathconvert.html
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diff --git a/manual/Tasks/pathconvert.html b/manual/Tasks/pathconvert.html
index f0b7a16..35131fa 100644
--- a/manual/Tasks/pathconvert.html
+++ b/manual/Tasks/pathconvert.html
@@ -40,9 +40,9 @@ nested <a href="../Types/mapper.html"><code>&lt;mapper&gt;</code></a> (<em>since
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>targetos</td>
@@ -90,9 +90,9 @@ nested <a href="../Types/mapper.html"><code>&lt;mapper&gt;</code></a> (<em>since
 <p>Specifies the mapping of path prefixes between Unix and Windows.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>from</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/presetdef.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/presetdef.html b/manual/Tasks/presetdef.html
index a37284d..d6d1ec4 100644
--- a/manual/Tasks/presetdef.html
+++ b/manual/Tasks/presetdef.html
@@ -34,9 +34,9 @@
     <h3>Parameters</h3>
     <table class="attr">
       <tr>
-        <th>Attribute</th>
-        <th>Description</th>
-        <th>Required</th>
+        <th scope="col">Attribute</th>
+        <th scope="col">Description</th>
+        <th scope="col">Required</th>
       </tr>
       <tr>
         <td>name</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/property.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/property.html b/manual/Tasks/property.html
index 0a362c4..e6faf46 100644
--- a/manual/Tasks/property.html
+++ b/manual/Tasks/property.html
@@ -70,9 +70,9 @@ to <a href="http://java.sun.com/dtd/properties.dtd" target="_top">Sun DTD</a>, w
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>
@@ -291,8 +291,8 @@ target="_top">Execute.java</a> (method <code class="code">getProcEnvCommand()</c
 </p>
   <table>
     <tr>
-      <th>OS</th>
-      <th>command</th>
+      <th scope="col">OS</th>
+      <th scope="col">command</th>
     </tr>
     <tr>
       <td>os/2</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/propertyfile.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/propertyfile.html b/manual/Tasks/propertyfile.html
index f30bcd6..44b0ddf 100644
--- a/manual/Tasks/propertyfile.html
+++ b/manual/Tasks/propertyfile.html
@@ -42,9 +42,9 @@ the first linefeed found when reading it.</p>
 <h3>Parameters</h3>
 <table class="attr">
 <tr>
-  <th>Attribute</th>
-  <th>Description</th>
-  <th>Required</th>
+  <th scope="col">Attribute</th>
+  <th scope="col">Description</th>
+  <th scope="col">Required</th>
 </tr>
 <tr>
   <td>file</td>
@@ -73,9 +73,9 @@ the task, in which the layout and any comments in the properties file were lost
 file itself.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>key</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/propertyhelper.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/propertyhelper.html b/manual/Tasks/propertyhelper.html
index 7c59e74..93a3a51 100644
--- a/manual/Tasks/propertyhelper.html
+++ b/manual/Tasks/propertyhelper.html
@@ -56,9 +56,9 @@ provided:</p>
 <h5>Parameters</h5>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>refid</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/pvcstask.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/pvcstask.html b/manual/Tasks/pvcstask.html
index d732a7c..a326837 100644
--- a/manual/Tasks/pvcstask.html
+++ b/manual/Tasks/pvcstask.html
@@ -69,9 +69,9 @@ the repository.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>repository</td>
@@ -171,9 +171,9 @@ multiple projects can be specified.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/recorder.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/recorder.html b/manual/Tasks/recorder.html
index 329e9d4..fd1cdee 100644
--- a/manual/Tasks/recorder.html
+++ b/manual/Tasks/recorder.html
@@ -42,9 +42,9 @@ a <q>buildFinished</q> event.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>
@@ -109,9 +109,9 @@ file <samp>ISO.log</samp> using logging level of <q>verbose</q>.</p>
 things like the following:</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>listener</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/rename.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/rename.html b/manual/Tasks/rename.html
index 7c59ef7..c46f097 100644
--- a/manual/Tasks/rename.html
+++ b/manual/Tasks/rename.html
@@ -32,9 +32,9 @@
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>src</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/renameextensions.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/renameextensions.html b/manual/Tasks/renameextensions.html
index d8f2381..10228aa 100644
--- a/manual/Tasks/renameextensions.html
+++ b/manual/Tasks/renameextensions.html
@@ -41,9 +41,9 @@ and <code>&lt;patternset&gt;</code> elements.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>defaultexcludes</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/replace.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/replace.html b/manual/Tasks/replace.html
index b30c2fa..70c4bd2 100644
--- a/manual/Tasks/replace.html
+++ b/manual/Tasks/replace.html
@@ -37,9 +37,9 @@ rebuilds based on unchanged files which have been regenerated by this task.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>
@@ -140,9 +140,9 @@ nested elements to specify them.</p>
 <p>The elements support attributes:</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>expandProperties</td>
@@ -174,9 +174,9 @@ property file. The name of this file is specified using the <code>&lt;replace&gt
 attribute <var>propertyFile</var>.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>token</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/replaceregexp.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/replaceregexp.html b/manual/Tasks/replaceregexp.html
index e143cea..96b002b 100644
--- a/manual/Tasks/replaceregexp.html
+++ b/manual/Tasks/replaceregexp.html
@@ -39,9 +39,9 @@ documentation of the <a href="../Types/regexp.html#implementation">Regexp Type</
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/resourcecount.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/resourcecount.html b/manual/Tasks/resourcecount.html
index 753f161..677a6ac 100644
--- a/manual/Tasks/resourcecount.html
+++ b/manual/Tasks/resourcecount.html
@@ -33,13 +33,13 @@ a <code>condition</code>.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th rowspan="2">Attribute</th>
-    <th rowspan="2">Description</th>
-    <th colspan="2">Required</th>
+    <th scope="col" rowspan="2">Attribute</th>
+    <th scope="col" rowspan="2">Description</th>
+    <th scope="col" colspan="2">Required</th>
   </tr>
   <tr>
-    <th>Task</th>
-    <th>Condition</th>
+    <th scope="col">Task</th>
+    <th scope="col">Condition</th>
   </tr>
   <tr>
     <td>property</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/retry.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/retry.html b/manual/Tasks/retry.html
index 2fefee7..e16c836 100644
--- a/manual/Tasks/retry.html
+++ b/manual/Tasks/retry.html
@@ -32,9 +32,9 @@ a <code>BuildException</code> is thrown.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>retrycount</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/rexec.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/rexec.html b/manual/Tasks/rexec.html
index 34d1bf2..d81714f 100644
--- a/manual/Tasks/rexec.html
+++ b/manual/Tasks/rexec.html
@@ -42,9 +42,9 @@ attribute, you must use the <var>username</var> and <var>password</var> attribut
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
      <td>userid</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/rmic.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/rmic.html b/manual/Tasks/rmic.html
index c9a9dfa..e82f046 100644
--- a/manual/Tasks/rmic.html
+++ b/manual/Tasks/rmic.html
@@ -80,9 +80,9 @@ either while running Java 11+ unless you fork the task and explicitly specify an
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr id="footnote-1-back">
     <td>base</td>
@@ -247,9 +247,9 @@ like <a href="../using.html#arg">Command-line Arguments</a> but have an addition
 can be used to enable arguments only if a given compiler implementation will be used.</p>
 <table class="attr">
 <tr>
-  <th>Attribute</th>
-  <th>Description</th>
-  <th>Required</th>
+  <th scope="col">Attribute</th>
+  <th scope="col">Description</th>
+  <th scope="col">Required</th>
 </tr>
   <tr>
     <td>value</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/rpm.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/rpm.html b/manual/Tasks/rpm.html
index 5b80fdb..100c3f1 100644
--- a/manual/Tasks/rpm.html
+++ b/manual/Tasks/rpm.html
@@ -33,9 +33,9 @@ with <code>rpm</code> support.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>specFile</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/schemavalidate.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/schemavalidate.html b/manual/Tasks/schemavalidate.html
index 6baf94e..092d3cd 100644
--- a/manual/Tasks/schemavalidate.html
+++ b/manual/Tasks/schemavalidate.html
@@ -60,9 +60,9 @@ their URL equivalents.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>classname</td>
@@ -124,9 +124,9 @@ their URL equivalents.</p>
 <p>Identify the name and location of a schema that may be used in validating the document(s).</p>
 <table class="attr">
 <tr>
-  <th>Attribute</th>
-  <th>Description</th>
-  <th>Required</th>
+  <th scope="col">Attribute</th>
+  <th scope="col">Description</th>
+  <th scope="col">Required</th>
 </tr>
   <tr>
     <td>namespace</td>
@@ -148,9 +148,9 @@ their URL equivalents.</p>
 <p><code>&lt;dtd&gt;</code> is used to specify different locations for DTD resolution.</p>
 <table class="attr">
 <tr>
-  <th>Attribute</th>
-  <th>Description</th>
-  <th>Required</th>
+  <th scope="col">Attribute</th>
+  <th scope="col">Description</th>
+  <th scope="col">Required</th>
 </tr>
   <tr>
     <td>publicId</td>
@@ -175,9 +175,9 @@ here: <a href="http://www.saxproject.org/apidoc/org/xml/sax/package-summary.html
 target="_top"><code>http://xml.org/sax/features/</code></a></p>
 <table class="attr">
   <tr>
-  <th>Attribute</th>
-  <th>Description</th>
-  <th>Required</th>
+  <th scope="col">Attribute</th>
+  <th scope="col">Description</th>
+  <th scope="col">Required</th>
 </tr>
   <tr>
     <td>name</td>
@@ -199,9 +199,9 @@ properties</a>. Properties can be used to set the schema used to validate the XM
 </p>
 <table class="attr">
 <tr>
-  <th>Attribute</th>
-  <th>Description</th>
-  <th>Required</th>
+  <th scope="col">Attribute</th>
+  <th scope="col">Description</th>
+  <th scope="col">Required</th>
 </tr>
   <tr>
     <td>name</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/scp.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/scp.html b/manual/Tasks/scp.html
index 3b58a45..e04217a 100644
--- a/manual/Tasks/scp.html
+++ b/manual/Tasks/scp.html
@@ -40,9 +40,9 @@ information.  This task has been tested with <code>jsch-0.1.2</code> and later.<
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/script.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/script.html b/manual/Tasks/script.html
index d6bdf46..97482f9 100644
--- a/manual/Tasks/script.html
+++ b/manual/Tasks/script.html
@@ -64,9 +64,9 @@ In particular all targets should have different location values.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>language</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/scriptdef.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/scriptdef.html b/manual/Tasks/scriptdef.html
index 23dd228..384d6c5 100644
--- a/manual/Tasks/scriptdef.html
+++ b/manual/Tasks/scriptdef.html
@@ -70,9 +70,9 @@ the <a href="script.html"><code>&lt;script&gt;</code></a> task.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>
@@ -138,9 +138,9 @@ the <a href="script.html"><code>&lt;script&gt;</code></a> task.</p>
 <h4>attribute</h4>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>
@@ -152,9 +152,9 @@ the <a href="script.html"><code>&lt;script&gt;</code></a> task.</p>
 <h4>element</h4>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/serverdeploy.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/serverdeploy.html b/manual/Tasks/serverdeploy.html
index 6aa28ca..c6411f9 100644
--- a/manual/Tasks/serverdeploy.html
+++ b/manual/Tasks/serverdeploy.html
@@ -45,8 +45,8 @@
 <hr/>
 
 <table>
-  <tr><th>Task</th><th colspan="2">Application Servers</th></tr>
-  <tr><td rowspan="4"><a href="#serverdeploy_element">serverdeploy</a></td><th colspan="2">Nested Elements</th></tr>
+  <tr><th scope="col">Task</th><th scope="col" colspan="2">Application Servers</th></tr>
+  <tr><td rowspan="4"><a href="#serverdeploy_element">serverdeploy</a></td><th scope="col" colspan="2">Nested Elements</th></tr>
   <tr><td><a href="#serverdeploy_generic">generic</a></td><td>Generic task</td></tr>
   <tr><td><a href="#serverdeploy_jonas">jonas</a></td><td>JOnAS 2.4</td></tr>
   <tr><td><a href="#serverdeploy_weblogic">weblogic</a></td><td>WebLogic</td></tr>
@@ -64,9 +64,9 @@ which attributes are required, depending on the tool.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>action</td>
@@ -96,9 +96,9 @@ classpath.</p>
 <h3>Parameters used for all tools</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>classpath</td>
@@ -131,9 +131,9 @@ generic one if at all possible.</p>
 <p>The following attributes are supported by the generic element.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>classname</td>
@@ -176,9 +176,9 @@ it defaults to <q>system</q>.  The <var>password</var> attribute is required for
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>application</td>
@@ -236,9 +236,9 @@ tool.</p>
 <p>You can't use <var>user</var> and <var>password</var> property with this task.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>jonasroot</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/setpermissions.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/setpermissions.html b/manual/Tasks/setpermissions.html
index 335d77c..5582dec 100644
--- a/manual/Tasks/setpermissions.html
+++ b/manual/Tasks/setpermissions.html
@@ -42,9 +42,9 @@ different sets of permissions to apply to either type of resource.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>permissions</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/setproxy.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/setproxy.html b/manual/Tasks/setproxy.html
index c85887c..66e6831 100644
--- a/manual/Tasks/setproxy.html
+++ b/manual/Tasks/setproxy.html
@@ -33,10 +33,10 @@ FTP proxy, or a SOCKS server, reset the server settings, or do nothing at all.</
 <h3 id="attributes">Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Type</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Type</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>nonproxyhosts</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/signjar.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/signjar.html b/manual/Tasks/signjar.html
index 75c2a3b..03f9156 100644
--- a/manual/Tasks/signjar.html
+++ b/manual/Tasks/signjar.html
@@ -47,9 +47,9 @@ place.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>jar</td>
@@ -182,9 +182,9 @@ place.</p>
 <h3>Parameters as nested elements</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>path</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/sleep.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/sleep.html b/manual/Tasks/sleep.html
index c9f2bd3..4d49c86 100644
--- a/manual/Tasks/sleep.html
+++ b/manual/Tasks/sleep.html
@@ -31,9 +31,9 @@ interval between tasks.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>hours</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/sos.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/sos.html b/manual/Tasks/sos.html
index bcb393f..90b2380 100644
--- a/manual/Tasks/sos.html
+++ b/manual/Tasks/sos.html
@@ -87,9 +87,9 @@ Linux, Solaris &amp; Windows 2000.</p>
 <table class="attr">
   <thead>
     <tr>
-      <th>Attribute</th>
-      <th>Values</th>
-      <th>Required</th>
+      <th scope="col">Attribute</th>
+      <th scope="col">Values</th>
+      <th scope="col">Required</th>
     </tr>
   </thead>
   <tbody>
@@ -199,9 +199,9 @@ working directory.</p>
 <table class="attr">
   <thead>
     <tr>
-      <th>Attribute</th>
-      <th>Values</th>
-      <th>Required</th>
+      <th scope="col">Attribute</th>
+      <th scope="col">Values</th>
+      <th scope="col">Required</th>
     </tr>
   </thead>
   <tbody>
@@ -276,9 +276,9 @@ the <samp>$/SourceRoot/project1</samp> project with <q>test label</q>.</p>
 <table class="attr">
   <thead>
     <tr>
-      <th>Attribute</th>
-      <th>Values</th>
-      <th>Required</th>
+      <th scope="col">Attribute</th>
+      <th scope="col">Values</th>
+      <th scope="col">Required</th>
     </tr>
   </thead>
   <tbody>
@@ -384,9 +384,9 @@ be displayed on screen.</p>
 <table class="attr">
   <thead>
     <tr>
-      <th>Attribute</th>
-      <th>Values</th>
-      <th>Required</th>
+      <th scope="col">Attribute</th>
+      <th scope="col">Values</th>
+      <th scope="col">Required</th>
     </tr>
   </thead>
   <tbody>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/sound.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/sound.html b/manual/Tasks/sound.html
index bc0d197..d4dbd4b 100644
--- a/manual/Tasks/sound.html
+++ b/manual/Tasks/sound.html
@@ -50,9 +50,9 @@ executed.</p>
 and <code>&lt;fail&gt;</code> elements:</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>source</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/splash.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/splash.html b/manual/Tasks/splash.html
index 5f2d247..c259535 100644
--- a/manual/Tasks/splash.html
+++ b/manual/Tasks/splash.html
@@ -33,9 +33,9 @@ provide interest whilst waiting for your builds to complete...</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>imageurl</td>
@@ -69,9 +69,9 @@ that makes it clear to readers of the build exactly what is going on.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>useproxy</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/sql.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/sql.html b/manual/Tasks/sql.html
index 77472ea..6d96b7c 100644
--- a/manual/Tasks/sql.html
+++ b/manual/Tasks/sql.html
@@ -50,9 +50,9 @@ disabled with <kbd>-noproxy</kbd> option.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>driver</td>
@@ -259,9 +259,9 @@ the executed executed in the same connection but different transactions. This is
 when there are multiple files to execute on the same schema.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>src</td>
@@ -290,9 +290,9 @@ JDBC classes.</p>
 that need to be set when connecting to the database.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/sshexec.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/sshexec.html b/manual/Tasks/sshexec.html
index dfa3fd7..d245a0c 100644
--- a/manual/Tasks/sshexec.html
+++ b/manual/Tasks/sshexec.html
@@ -40,9 +40,9 @@ JSCh earlier than 0.1.28.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>host</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/sshsession.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/sshsession.html b/manual/Tasks/sshsession.html
index 12492ef..f517313 100644
--- a/manual/Tasks/sshsession.html
+++ b/manual/Tasks/sshsession.html
@@ -42,9 +42,9 @@ JSCh earlier than 0.1.28.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>host</td>
@@ -128,9 +128,9 @@ both sets of tunnels will be established.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>lport</td>
@@ -157,9 +157,9 @@ both sets of tunnels will be established.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>rport</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/style.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/style.html b/manual/Tasks/style.html
index c792122..579c781 100644
--- a/manual/Tasks/style.html
+++ b/manual/Tasks/style.html
@@ -81,9 +81,9 @@ path-like structure).</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>basedir</td>
@@ -262,9 +262,9 @@ resolution.</p>
 <h5>Parameters</h5>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>
@@ -324,9 +324,9 @@ the <a href="https://www.w3.org/TR/xslt#output" target="_top">XSLT specification
 <h5>Parameters</h5>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>
@@ -347,9 +347,9 @@ the <a href="https://www.w3.org/TR/xslt#output" target="_top">XSLT specification
 <h5>Parameters</h5>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>
@@ -383,9 +383,9 @@ documentation of your processor.  For example, in Xalan 2.x:</p>
 <h6>Parameters</h6>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>
@@ -436,9 +436,9 @@ is <var>http://javax.xml.XMLConstants/feature/secure-processing</var>.
 <h6>Parameters</h6>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/subant.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/subant.html b/manual/Tasks/subant.html
index c8e4b43..b4834ad 100644
--- a/manual/Tasks/subant.html
+++ b/manual/Tasks/subant.html
@@ -48,10 +48,10 @@ directories.  2 different options are offered:</p>
 <h3 id="attributes">Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Type</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Type</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>antfile</td>
@@ -146,9 +146,9 @@ using the target attribute.  These will be executed as if Ant had been invoked w
 whose dependencies are the targets so specified, in the order specified.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/symlink.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/symlink.html b/manual/Tasks/symlink.html
index 67e97dd..053f7ce 100644
--- a/manual/Tasks/symlink.html
+++ b/manual/Tasks/symlink.html
@@ -35,9 +35,9 @@ set of property files to create links from.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>action</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/sync.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/sync.html b/manual/Tasks/sync.html
index bc2c46f..ff655e1 100644
--- a/manual/Tasks/sync.html
+++ b/manual/Tasks/sync.html
@@ -38,9 +38,9 @@ present in the target dir, it will get removed from the target.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>todir</td>
@@ -105,9 +105,9 @@ to <q>false</q>.</p>
 <h5>Additional parameters</h5>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>preserveEmptyDirs</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/tar.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/tar.html b/manual/Tasks/tar.html
index 643da79..69ab992 100644
--- a/manual/Tasks/tar.html
+++ b/manual/Tasks/tar.html
@@ -77,9 +77,9 @@ to <q>gzip</q>, <q>bzip2</q>, or <q>xz</q>.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>destfile</td>
@@ -146,9 +146,9 @@ elements, support one additional attributes</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>preserveLeadingSlashes</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/telnet.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/telnet.html b/manual/Tasks/telnet.html
index 78a7c97..f30ac36 100644
--- a/manual/Tasks/telnet.html
+++ b/manual/Tasks/telnet.html
@@ -38,9 +38,9 @@ information.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>userid</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/tempfile.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/tempfile.html b/manual/Tasks/tempfile.html
index e12f52c..09bd480 100644
--- a/manual/Tasks/tempfile.html
+++ b/manual/Tasks/tempfile.html
@@ -31,10 +31,10 @@ temporary file, but it does guarantee that the file did not exist when the task
 <h3 id="attributes">Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Type</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Type</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>property</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/touch.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/touch.html b/manual/Tasks/touch.html
index 4edf371..c1fee53 100644
--- a/manual/Tasks/touch.html
+++ b/manual/Tasks/touch.html
@@ -45,9 +45,9 @@ own on many Unix systems, for example.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/translate.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/translate.html b/manual/Tasks/translate.html
index 7b7efe5..c328dc5 100644
--- a/manual/Tasks/translate.html
+++ b/manual/Tasks/translate.html
@@ -60,9 +60,9 @@ files.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>todir</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/truncate.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/truncate.html b/manual/Tasks/truncate.html
index a3a3006..33a1ef1 100644
--- a/manual/Tasks/truncate.html
+++ b/manual/Tasks/truncate.html
@@ -35,9 +35,9 @@ on <a href="../Types/resources.html">resources</a> and resource collections.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/tstamp.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/tstamp.html b/manual/Tasks/tstamp.html
index d4b8eb7..d6b5429 100644
--- a/manual/Tasks/tstamp.html
+++ b/manual/Tasks/tstamp.html
@@ -47,9 +47,9 @@ ignored.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>prefix</td>
@@ -66,9 +66,9 @@ target="_top">SimpleDateFormat</a> class.  The format element also allows offset
 the time to generate different time values.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>property</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/typedef.html
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diff --git a/manual/Tasks/typedef.html b/manual/Tasks/typedef.html
index ff010bf..f17b3d1 100644
--- a/manual/Tasks/typedef.html
+++ b/manual/Tasks/typedef.html
@@ -63,9 +63,9 @@ includes the order of path components) for the <var>loaderref</var> attribute to
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/unpack.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/unpack.html b/manual/Tasks/unpack.html
index d1f7692..0726bc0 100644
--- a/manual/Tasks/unpack.html
+++ b/manual/Tasks/unpack.html
@@ -40,9 +40,9 @@ See <a href="../install.html#librarydependencies">Library Dependencies</a> for m
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>src</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/unzip.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/unzip.html b/manual/Tasks/unzip.html
index 0d040d7..b555689 100644
--- a/manual/Tasks/unzip.html
+++ b/manual/Tasks/unzip.html
@@ -59,9 +59,9 @@ extract an Ant generated ZIP archive.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>src</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/uptodate.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/uptodate.html b/manual/Tasks/uptodate.html
index a7fa554..9201f18 100644
--- a/manual/Tasks/uptodate.html
+++ b/manual/Tasks/uptodate.html
@@ -43,9 +43,9 @@ on the relative age of the specified files.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>property</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/verifyjar.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/verifyjar.html b/manual/Tasks/verifyjar.html
index d025d91..db140f0 100644
--- a/manual/Tasks/verifyjar.html
+++ b/manual/Tasks/verifyjar.html
@@ -34,9 +34,9 @@ the <var>jar</var> attribute. Nested paths are also supported.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>jar</td>
@@ -104,9 +104,9 @@ the <var>jar</var> attribute. Nested paths are also supported.</p>
 <h3>Parameters as nested elements</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>path</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/vss.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/vss.html b/manual/Tasks/vss.html
index c081510..4678d7c 100644
--- a/manual/Tasks/vss.html
+++ b/manual/Tasks/vss.html
@@ -56,7 +56,7 @@ may need to alter your path, or set the <var>ssdir</var> property.</p>
 <h2 id="tasks">The Tasks</h2>
 
 <table>
-  <tr><th>Task</th><th>Description</th></tr>
+  <tr><th scope="col">Task</th><th scope="col">Description</th></tr>
   <tr>
     <td><a href="#vssget">vssget</a></td>
     <td>Retrieves a copy of the specified VSS file(s).</td>
@@ -104,9 +104,9 @@ order version, date, label.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>vsspath</td>
@@ -215,9 +215,9 @@ local files will be writable.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>vsspath</td>
@@ -296,9 +296,9 @@ Task to perform HISTORY commands to Microsoft Visual SourceSafe.
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>vsspath</td>
@@ -428,9 +428,9 @@ according to your locale).</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
      <td>vsspath</td>
@@ -508,9 +508,9 @@ order <var>version</var>, <var>date</var>, <var>label</var>.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>vsspath</td>
@@ -604,9 +604,9 @@ Task to perform ADD commands to Microsoft Visual SourceSafe.
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>localpath</td>
@@ -675,9 +675,9 @@ Task to perform ADD commands to Microsoft Visual SourceSafe.
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>vsspath</td>
@@ -723,9 +723,9 @@ Task to perform ADD commands to Microsoft Visual SourceSafe.
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>login</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/waitfor.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/waitfor.html b/manual/Tasks/waitfor.html
index 49b010e..fc46a50 100644
--- a/manual/Tasks/waitfor.html
+++ b/manual/Tasks/waitfor.html
@@ -37,9 +37,9 @@ if the condition didn't come true within the specified time.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>maxwait</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/war.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/war.html b/manual/Tasks/war.html
index 094d68d..6224e44 100644
--- a/manual/Tasks/war.html
+++ b/manual/Tasks/war.html
@@ -54,9 +54,9 @@ attribute to a value other than its default, <q>add</q>.</strong></p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>destfile</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/whichresource.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/whichresource.html b/manual/Tasks/whichresource.html
index f726957..dc20172 100644
--- a/manual/Tasks/whichresource.html
+++ b/manual/Tasks/whichresource.html
@@ -31,9 +31,9 @@
     <h3>Parameters</h3>
     <table class="attr">
       <tr>
-        <th>Attribute</th>
-        <th>Description</th>
-        <th>Required</th>
+        <th scope="col">Attribute</th>
+        <th scope="col">Description</th>
+        <th scope="col">Required</th>
       </tr>
       <tr>
         <td>property</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/wljspc.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/wljspc.html b/manual/Tasks/wljspc.html
index efe4f5d..cef783d 100644
--- a/manual/Tasks/wljspc.html
+++ b/manual/Tasks/wljspc.html
@@ -28,9 +28,9 @@
 <table class="attr">
   <thead>
     <tr>
-      <th>Attribute</th>
-      <th>Values</th>
-      <th>Required</th>
+      <th scope="col">Attribute</th>
+      <th scope="col">Values</th>
+      <th scope="col">Required</th>
     </tr>
   </thead>
   <tbody>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/xmlproperty.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/xmlproperty.html b/manual/Tasks/xmlproperty.html
index 94fb688..19be644 100644
--- a/manual/Tasks/xmlproperty.html
+++ b/manual/Tasks/xmlproperty.html
@@ -77,9 +77,9 @@ the input XML file is loaded:/p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/xmlvalidate.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/xmlvalidate.html b/manual/Tasks/xmlvalidate.html
index d3ad1eb..aa44371 100644
--- a/manual/Tasks/xmlvalidate.html
+++ b/manual/Tasks/xmlvalidate.html
@@ -55,9 +55,9 @@ of <code>xmlvalidate</code>, this warning may not apply.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>
@@ -97,9 +97,9 @@ of <code>xmlvalidate</code>, this warning may not apply.</p>
 <p><code>&lt;dtd&gt;</code> is used to specify different locations for DTD resolution.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>publicId</td>
@@ -124,9 +124,9 @@ here: <a href="http://www.saxproject.org/apidoc/org/xml/sax/package-summary.html
 target="_top">SAX2 Standard Feature Flags</a></p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>
@@ -147,9 +147,9 @@ implementation: <a href="https://xml.apache.org/xerces-j/properties.html" target
 properties</a>. Properties can be used to set the schema used to validate the XML file.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/zip.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/zip.html b/manual/Tasks/zip.html
index 87553c9..64766fb 100644
--- a/manual/Tasks/zip.html
+++ b/manual/Tasks/zip.html
@@ -107,9 +107,9 @@ extract an Ant generated ZIP archive.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>destfile</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Types/assertions.html
----------------------------------------------------------------------
diff --git a/manual/Types/assertions.html b/manual/Types/assertions.html
index ed91a7d..0b1a9f7 100644
--- a/manual/Types/assertions.html
+++ b/manual/Types/assertions.html
@@ -57,9 +57,9 @@ assertions on earlier JVMs will result in an "Unrecognized option" error and the
 <h4>Attributes</h4>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>enableSystemAssertions</td>
@@ -85,9 +85,9 @@ turned on in <em>all</em> (user) code.
 </p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>class</td>
@@ -108,9 +108,9 @@ Disable assertions in portions of code.
 </p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>class</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Types/classfileset.html
----------------------------------------------------------------------
diff --git a/manual/Types/classfileset.html b/manual/Types/classfileset.html
index eaf4a16..fbd1d5f 100644
--- a/manual/Types/classfileset.html
+++ b/manual/Types/classfileset.html
@@ -44,9 +44,9 @@ the <a href="fileset.html">standard fileset</a>:
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>rootclass</td>
@@ -64,9 +64,9 @@ may be used
 </p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>classname</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Types/custom-programming.html
----------------------------------------------------------------------
diff --git a/manual/Types/custom-programming.html b/manual/Types/custom-programming.html
index 1d233fe..a34cb2d 100644
--- a/manual/Types/custom-programming.html
+++ b/manual/Types/custom-programming.html
@@ -230,9 +230,9 @@ public class MatchNumberSelectors extends BaseSelectorContainer {
 
     <table class="attr">
       <tr>
-        <th>Attribute</th>
-        <th>Description</th>
-        <th>Required</th>
+        <th scope="col">Attribute</th>
+        <th scope="col">Description</th>
+        <th scope="col">Required</th>
       </tr>
       <tr>
         <td>classname</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Types/dirset.html
----------------------------------------------------------------------
diff --git a/manual/Types/dirset.html b/manual/Types/dirset.html
index 76484f0..6458834 100644
--- a/manual/Types/dirset.html
+++ b/manual/Types/dirset.html
@@ -38,9 +38,9 @@ within the DirSet do not select the directory, it is not considered part of the
 makes a DirSet equivalent to an <code>&lt;and&gt;</code> selector container.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>dir</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Types/extension.html
----------------------------------------------------------------------
diff --git a/manual/Types/extension.html b/manual/Types/extension.html
index 5c033ef..e552371 100644
--- a/manual/Types/extension.html
+++ b/manual/Types/extension.html
@@ -38,9 +38,9 @@ target="_top">Package Versioning documentation.</a></p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>extensionName</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Types/filelist.html
----------------------------------------------------------------------
diff --git a/manual/Types/filelist.html b/manual/Types/filelist.html
index d77fd2d..bb13ad4 100644
--- a/manual/Types/filelist.html
+++ b/manual/Types/filelist.html
@@ -34,9 +34,9 @@ with wildcards will be included in the list unchanged).  FileLists can appear in
 support this feature or as stand-alone types.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>dir</td>
@@ -56,9 +56,9 @@ support this feature or as stand-alone types.</p>
 commas.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Types/fileset.html
----------------------------------------------------------------------
diff --git a/manual/Types/fileset.html b/manual/Types/fileset.html
index 1bc674e..89fb145 100644
--- a/manual/Types/fileset.html
+++ b/manual/Types/fileset.html
@@ -38,9 +38,9 @@ within the FileSet do not select the file, the file is not considered part of th
 makes a FileSet equivalent to an <code>&lt;and&gt;</code> selector container.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>dir</td>


[3/3] ant git commit: Bz 16494: accessibility — th must have scope

Posted by gi...@apache.org.
Bz 16494: accessibility — th must have scope

Project: http://git-wip-us.apache.org/repos/asf/ant/repo
Commit: http://git-wip-us.apache.org/repos/asf/ant/commit/d4fedd5a
Tree: http://git-wip-us.apache.org/repos/asf/ant/tree/d4fedd5a
Diff: http://git-wip-us.apache.org/repos/asf/ant/diff/d4fedd5a

Branch: refs/heads/master
Commit: d4fedd5a420238350d41836c8143ba69d6146393
Parents: 332330b
Author: Gintas Grigelionis <gi...@apache.org>
Authored: Tue May 15 10:29:27 2018 +0200
Committer: Gintas Grigelionis <gi...@apache.org>
Committed: Tue May 15 10:29:27 2018 +0200

----------------------------------------------------------------------
 manual/Tasks/BorlandEJBTasks.html              |   6 +-
 manual/Tasks/BorlandGenerateClient.html        |   6 +-
 manual/Tasks/ant.html                          |  32 ++--
 manual/Tasks/antcall.html                      |  18 +-
 manual/Tasks/antlr.html                        |   6 +-
 manual/Tasks/antstructure.html                 |   6 +-
 manual/Tasks/antversion.html                   |  10 +-
 manual/Tasks/apply.html                        |  18 +-
 manual/Tasks/attrib.html                       |   6 +-
 manual/Tasks/augment.html                      |   6 +-
 manual/Tasks/available.html                    |   6 +-
 manual/Tasks/basename.html                     |   6 +-
 manual/Tasks/bindtargets.html                  |   6 +-
 manual/Tasks/buildnumber.html                  |   6 +-
 manual/Tasks/cab.html                          |   6 +-
 manual/Tasks/ccm.html                          |  30 ++--
 manual/Tasks/changelog.html                    |  18 +-
 manual/Tasks/checksum.html                     |  12 +-
 manual/Tasks/chgrp.html                        |   6 +-
 manual/Tasks/chmod.html                        |   6 +-
 manual/Tasks/chown.html                        |   6 +-
 manual/Tasks/clearcase.html                    |  82 ++++-----
 manual/Tasks/common.html                       |   6 +-
 manual/Tasks/concat.html                       |  12 +-
 manual/Tasks/condition.html                    |   6 +-
 manual/Tasks/conditions.html                   | 144 ++++++++--------
 manual/Tasks/copy.html                         |   6 +-
 manual/Tasks/copydir.html                      |   6 +-
 manual/Tasks/copyfile.html                     |   6 +-
 manual/Tasks/cvs.html                          |  12 +-
 manual/Tasks/cvspass.html                      |   6 +-
 manual/Tasks/cvstagdiff.html                   |  22 +--
 manual/Tasks/cvsversion.html                   |   6 +-
 manual/Tasks/defaultexcludes.html              |   6 +-
 manual/Tasks/delete.html                       |   6 +-
 manual/Tasks/deltree.html                      |   6 +-
 manual/Tasks/depend.html                       |   6 +-
 manual/Tasks/dependset.html                    |   6 +-
 manual/Tasks/dirname.html                      |   6 +-
 manual/Tasks/ear.html                          |   6 +-
 manual/Tasks/echo.html                         |  16 +-
 manual/Tasks/echoproperties.html               |   6 +-
 manual/Tasks/echoxml.html                      |   6 +-
 manual/Tasks/ejb.html                          |  92 +++++------
 manual/Tasks/exec.html                         |  12 +-
 manual/Tasks/fail.html                         |   6 +-
 manual/Tasks/filter.html                       |   6 +-
 manual/Tasks/fixcrlf.html                      |  10 +-
 manual/Tasks/ftp.html                          |  12 +-
 manual/Tasks/genkey.html                       |   6 +-
 manual/Tasks/get.html                          |  12 +-
 manual/Tasks/hostinfo.html                     |   6 +-
 manual/Tasks/image.html                        |  24 +--
 manual/Tasks/import.html                       |   6 +-
 manual/Tasks/include.html                      |   6 +-
 manual/Tasks/input.html                        |  12 +-
 manual/Tasks/jar.html                          |  12 +-
 manual/Tasks/jarlib-available.html             |   6 +-
 manual/Tasks/jarlib-display.html               |   6 +-
 manual/Tasks/jarlib-manifest.html              |   6 +-
 manual/Tasks/jarlib-resolve.html               |  24 +--
 manual/Tasks/java.html                         |   6 +-
 manual/Tasks/javac.html                        |  18 +-
 manual/Tasks/javacc.html                       |   6 +-
 manual/Tasks/javadoc.html                      |  44 ++---
 manual/Tasks/javah.html                        |  12 +-
 manual/Tasks/jdepend.html                      |   6 +-
 manual/Tasks/jjdoc.html                        |   6 +-
 manual/Tasks/jjtree.html                       |  12 +-
 manual/Tasks/jlink.html                        |   6 +-
 manual/Tasks/jspc.html                         |  12 +-
 manual/Tasks/junit.html                        |  24 +--
 manual/Tasks/junitlauncher.html                |  24 +--
 manual/Tasks/junitreport.html                  |  26 +--
 manual/Tasks/length.html                       |  10 +-
 manual/Tasks/loadfile.html                     |   6 +-
 manual/Tasks/loadproperties.html               |   6 +-
 manual/Tasks/loadresource.html                 |   6 +-
 manual/Tasks/local.html                        |   6 +-
 manual/Tasks/macrodef.html                     |  24 +--
 manual/Tasks/mail.html                         |  24 +--
 manual/Tasks/makeurl.html                      |   8 +-
 manual/Tasks/manifest.html                     |  18 +-
 manual/Tasks/manifestclasspath.html            |   6 +-
 manual/Tasks/mimemail.html                     |   6 +-
 manual/Tasks/mkdir.html                        |   6 +-
 manual/Tasks/move.html                         |   6 +-
 manual/Tasks/native2ascii.html                 |  12 +-
 manual/Tasks/netrexxc.html                     |   6 +-
 manual/Tasks/nice.html                         |   6 +-
 manual/Tasks/pack.html                         |   6 +-
 manual/Tasks/parallel.html                     |   6 +-
 manual/Tasks/patch.html                        |   6 +-
 manual/Tasks/pathconvert.html                  |  12 +-
 manual/Tasks/presetdef.html                    |   6 +-
 manual/Tasks/property.html                     |  10 +-
 manual/Tasks/propertyfile.html                 |  12 +-
 manual/Tasks/propertyhelper.html               |   6 +-
 manual/Tasks/pvcstask.html                     |  12 +-
 manual/Tasks/recorder.html                     |  12 +-
 manual/Tasks/rename.html                       |   6 +-
 manual/Tasks/renameextensions.html             |   6 +-
 manual/Tasks/replace.html                      |  18 +-
 manual/Tasks/replaceregexp.html                |   6 +-
 manual/Tasks/resourcecount.html                |  10 +-
 manual/Tasks/retry.html                        |   6 +-
 manual/Tasks/rexec.html                        |   6 +-
 manual/Tasks/rmic.html                         |  12 +-
 manual/Tasks/rpm.html                          |   6 +-
 manual/Tasks/schemavalidate.html               |  30 ++--
 manual/Tasks/scp.html                          |   6 +-
 manual/Tasks/script.html                       |   6 +-
 manual/Tasks/scriptdef.html                    |  18 +-
 manual/Tasks/serverdeploy.html                 |  34 ++--
 manual/Tasks/setpermissions.html               |   6 +-
 manual/Tasks/setproxy.html                     |   8 +-
 manual/Tasks/signjar.html                      |  12 +-
 manual/Tasks/sleep.html                        |   6 +-
 manual/Tasks/sos.html                          |  24 +--
 manual/Tasks/sound.html                        |   6 +-
 manual/Tasks/splash.html                       |  12 +-
 manual/Tasks/sql.html                          |  18 +-
 manual/Tasks/sshexec.html                      |   6 +-
 manual/Tasks/sshsession.html                   |  18 +-
 manual/Tasks/style.html                        |  36 ++--
 manual/Tasks/subant.html                       |  14 +-
 manual/Tasks/symlink.html                      |   6 +-
 manual/Tasks/sync.html                         |  12 +-
 manual/Tasks/tar.html                          |  12 +-
 manual/Tasks/telnet.html                       |   6 +-
 manual/Tasks/tempfile.html                     |   8 +-
 manual/Tasks/touch.html                        |   6 +-
 manual/Tasks/translate.html                    |   6 +-
 manual/Tasks/truncate.html                     |   6 +-
 manual/Tasks/tstamp.html                       |  12 +-
 manual/Tasks/typedef.html                      |   6 +-
 manual/Tasks/unpack.html                       |   6 +-
 manual/Tasks/unzip.html                        |   6 +-
 manual/Tasks/uptodate.html                     |   6 +-
 manual/Tasks/verifyjar.html                    |  12 +-
 manual/Tasks/vss.html                          |  50 +++---
 manual/Tasks/waitfor.html                      |   6 +-
 manual/Tasks/war.html                          |   6 +-
 manual/Tasks/whichresource.html                |   6 +-
 manual/Tasks/wljspc.html                       |   6 +-
 manual/Tasks/xmlproperty.html                  |   6 +-
 manual/Tasks/xmlvalidate.html                  |  24 +--
 manual/Tasks/zip.html                          |   6 +-
 manual/Types/assertions.html                   |  18 +-
 manual/Types/classfileset.html                 |  12 +-
 manual/Types/custom-programming.html           |   6 +-
 manual/Types/dirset.html                       |   6 +-
 manual/Types/extension.html                    |   6 +-
 manual/Types/filelist.html                     |  12 +-
 manual/Types/fileset.html                      |   6 +-
 manual/Types/filterchain.html                  | 150 ++++++++---------
 manual/Types/filterset.html                    |  20 +--
 manual/Types/mapper.html                       | 106 ++++++------
 manual/Types/multirootfileset.html             |   6 +-
 manual/Types/patternset.html                   |  18 +-
 manual/Types/permissions.html                  |  12 +-
 manual/Types/propertyset.html                  |  12 +-
 manual/Types/redirector.html                   |   6 +-
 manual/Types/regexp.html                       |   6 +-
 manual/Types/resources.html                    | 174 ++++++++++----------
 manual/Types/selectors.html                    | 122 +++++++-------
 manual/Types/tarfileset.html                   |   6 +-
 manual/Types/xmlcatalog.html                   |  12 +-
 manual/Types/zipfileset.html                   |   6 +-
 manual/base_task_classes.html                  |   4 +-
 manual/install.html                            |  10 +-
 manual/listeners.html                          |  12 +-
 manual/running.html                            |   6 +-
 manual/sysclasspath.html                       |   2 +-
 manual/targets.html                            |   6 +-
 manual/tasksoverview.html                      |  68 ++++----
 manual/tutorial-HelloWorldWithAnt.html         |   4 +-
 manual/tutorial-tasks-filesets-properties.html |   6 +-
 manual/using.html                              |  12 +-
 179 files changed, 1362 insertions(+), 1362 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/BorlandEJBTasks.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/BorlandEJBTasks.html b/manual/Tasks/BorlandEJBTasks.html
index 7b1c2a3..f8a3c18 100644
--- a/manual/Tasks/BorlandEJBTasks.html
+++ b/manual/Tasks/BorlandEJBTasks.html
@@ -42,9 +42,9 @@ target="_top">FAQ</a> for this task at his homepage.</p>
 <h3>Borland element</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>destdir</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/BorlandGenerateClient.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/BorlandGenerateClient.html b/manual/Tasks/BorlandGenerateClient.html
index be616bf..7717715 100644
--- a/manual/Tasks/BorlandGenerateClient.html
+++ b/manual/Tasks/BorlandGenerateClient.html
@@ -32,9 +32,9 @@ generate the client jar file corresponding to an EJB jar file.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>ejbjar</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/ant.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/ant.html b/manual/Tasks/ant.html
index 65b9d77..7021bfa 100644
--- a/manual/Tasks/ant.html
+++ b/manual/Tasks/ant.html
@@ -70,9 +70,9 @@ outside of targets in the new project&mdash;but not those defined inside of targ
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>antfile</td>
@@ -136,9 +136,9 @@ their <var>id</var>.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>refid</td>
@@ -167,9 +167,9 @@ using the <var>target</var> attribute.  These will be executed as if Ant had bee
 single target whose dependencies are the targets so specified, in the order specified.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>
@@ -201,9 +201,9 @@ table shows the details:</p>
 
 <table>
   <tr>
-    <th><var>dir</var> attribute</th>
-    <th><var>inheritAll</var> attribute</th>
-    <th>new project's <var>basedir</var></th>
+    <th scope="col"><var>dir</var> attribute</th>
+    <th scope="col"><var>inheritAll</var> attribute</th>
+    <th scope="col">new project's <var>basedir</var></th>
   </tr>
   <tr>
     <td>value provided</td>
@@ -236,10 +236,10 @@ omitted an even more complex situation arises:</p>
 
 <table>
   <tr>
-    <th>parent <var>dir</var> attribute</th>
-    <th>parent <var>inheritAll</var> attribute</th>
-    <th>current <var>inheritAll</var> attribute</th>
-    <th>new project's <var>basedir</var></th>
+    <th scope="col">parent <var>dir</var> attribute</th>
+    <th scope="col">parent <var>inheritAll</var> attribute</th>
+    <th scope="col">current <var>inheritAll</var> attribute</th>
+    <th scope="col">new project's <var>basedir</var></th>
   </tr>
   <tr>
     <td>value provided</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/antcall.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/antcall.html b/manual/Tasks/antcall.html
index 1beed13..ea2b02d 100644
--- a/manual/Tasks/antcall.html
+++ b/manual/Tasks/antcall.html
@@ -67,9 +67,9 @@ undefined.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>target</td>
@@ -111,9 +111,9 @@ their <var>id</var>.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>refid</td>
@@ -142,9 +142,9 @@ using the <var>target</var> attribute.  These will be executed as if Ant had bee
 single target whose dependencies are the targets so specified, in the order specified.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/antlr.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/antlr.html b/manual/Tasks/antlr.html
index 741f9f7..3664967 100644
--- a/manual/Tasks/antlr.html
+++ b/manual/Tasks/antlr.html
@@ -43,9 +43,9 @@ the <q>antlr-all.jar</q> target of the Makefile provided with the download.</em>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>target</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/antstructure.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/antstructure.html b/manual/Tasks/antstructure.html
index 37ddfcd..a13651f 100644
--- a/manual/Tasks/antstructure.html
+++ b/manual/Tasks/antstructure.html
@@ -53,9 +53,9 @@ task&mdash;see the example below.
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>output</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/antversion.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/antversion.html b/manual/Tasks/antversion.html
index 6022d76..a7a03c4 100644
--- a/manual/Tasks/antversion.html
+++ b/manual/Tasks/antversion.html
@@ -32,13 +32,13 @@ as condition).</p>
 
 <table class="attr">
   <tr>
-    <th rowspan="2">Attribute</th>
-    <th rowspan="2">Description</th>
-    <th colspan="2">Required</th>
+    <th scope="col" rowspan="2">Attribute</th>
+    <th scope="col" rowspan="2">Description</th>
+    <th scope="col" colspan="2">Required</th>
   </tr>
   <tr>
-    <th>Task</th>
-    <th>Condition</th>
+    <th scope="col">Task</th>
+    <th scope="col">Condition</th>
   </tr>
   <tr>
     <td>atleast</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/apply.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/apply.html b/manual/Tasks/apply.html
index d85c0e2..85d598a 100644
--- a/manual/Tasks/apply.html
+++ b/manual/Tasks/apply.html
@@ -55,9 +55,9 @@ standard input.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>executable</td>
@@ -295,9 +295,9 @@ different, use a nested <code>&lt;srcfile&gt;</code> element between your <code>
 elements to mark the insertion point.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>prefix</td>
@@ -318,9 +318,9 @@ of the target filename on the command line. If omitted, the target filenames wil
 the command line at all. This element can only be specified if you also define a nested mapper.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>prefix</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/attrib.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/attrib.html b/manual/Tasks/attrib.html
index 552f270..4371cb8 100644
--- a/manual/Tasks/attrib.html
+++ b/manual/Tasks/attrib.html
@@ -60,9 +60,9 @@ alternative.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/augment.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/augment.html b/manual/Tasks/augment.html
index f39368b..8518891 100644
--- a/manual/Tasks/augment.html
+++ b/manual/Tasks/augment.html
@@ -35,9 +35,9 @@ declared <code>augment</code> element as though it were the original element.</p
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>id</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/available.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/available.html b/manual/Tasks/available.html
index 48ceda9..39cffe9 100644
--- a/manual/Tasks/available.html
+++ b/manual/Tasks/available.html
@@ -36,9 +36,9 @@ on system parameters.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>property</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/basename.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/basename.html b/manual/Tasks/basename.html
index dcf622b..f463ffe 100644
--- a/manual/Tasks/basename.html
+++ b/manual/Tasks/basename.html
@@ -36,9 +36,9 @@ the simple file name, without any directory elements.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/bindtargets.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/bindtargets.html b/manual/Tasks/bindtargets.html
index 098bc15..627dc24 100644
--- a/manual/Tasks/bindtargets.html
+++ b/manual/Tasks/bindtargets.html
@@ -53,9 +53,9 @@ as every build file is loaded.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>targets</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/buildnumber.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/buildnumber.html b/manual/Tasks/buildnumber.html
index db8e69b..abfea4f 100644
--- a/manual/Tasks/buildnumber.html
+++ b/manual/Tasks/buildnumber.html
@@ -36,9 +36,9 @@ need finer control over things such as the property name or the number format.)<
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/cab.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/cab.html b/manual/Tasks/cab.html
index 9d33565..751c888 100644
--- a/manual/Tasks/cab.html
+++ b/manual/Tasks/cab.html
@@ -42,9 +42,9 @@ and <code>&lt;patternset&gt;</code> elements.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>cabfile</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/ccm.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/ccm.html b/manual/Tasks/ccm.html
index 20b5725..2074bb2 100644
--- a/manual/Tasks/ccm.html
+++ b/manual/Tasks/ccm.html
@@ -46,9 +46,9 @@ other platforms with <kbd>ccm</kbd> installed.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>
@@ -88,9 +88,9 @@ as a comment. The task used is the one set as the default.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>
@@ -145,9 +145,9 @@ one set as the default.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>comment</td>
@@ -179,9 +179,9 @@ one set as the default.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>recurse</td>
@@ -220,9 +220,9 @@ one set as the default.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>comment</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/changelog.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/changelog.html b/manual/Tasks/changelog.html
index b030469..ee0a48c 100644
--- a/manual/Tasks/changelog.html
+++ b/manual/Tasks/changelog.html
@@ -37,9 +37,9 @@ example&mdash;and some operation may fail when using such an incompatible client
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td colspan="3" class="left">Attributes from parent <code>&lt;cvs&gt;</code> task which are
@@ -148,9 +148,9 @@ will include the name specified in <var>displayname</var> rather than the user I
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>displayname</td>
@@ -172,9 +172,9 @@ attribute can contain spaces in their name.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/checksum.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/checksum.html b/manual/Tasks/checksum.html
index c5f5bd1..e23eca3 100644
--- a/manual/Tasks/checksum.html
+++ b/manual/Tasks/checksum.html
@@ -48,9 +48,9 @@ target="_top">Cryptography Architecture Standard Algorithm Name Documentation</a
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>
@@ -114,9 +114,9 @@ target="_top">Cryptography Architecture Standard Algorithm Name Documentation</a
     <td>Specifies the pattern to use as one of a well-known format.  Supported values are
       <table>
       <tr>
-        <th>name</th>
-        <th>pattern</th>
-        <th>description</th>
+        <th scope="col">name</th>
+        <th scope="col">pattern</th>
+        <th scope="col">description</th>
       </tr>
       <tr>
         <td>CHECKSUM</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/chgrp.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/chgrp.html b/manual/Tasks/chgrp.html
index 88ec1c7..54fd589 100644
--- a/manual/Tasks/chgrp.html
+++ b/manual/Tasks/chgrp.html
@@ -58,9 +58,9 @@ set its value to your current OS.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/chmod.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/chmod.html b/manual/Tasks/chmod.html
index b20f814..ebeaa9e 100644
--- a/manual/Tasks/chmod.html
+++ b/manual/Tasks/chmod.html
@@ -64,9 +64,9 @@ alternative.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/chown.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/chown.html b/manual/Tasks/chown.html
index 4a700c7..20abea0 100644
--- a/manual/Tasks/chown.html
+++ b/manual/Tasks/chown.html
@@ -58,9 +58,9 @@ value to your current OS.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/clearcase.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/clearcase.html b/manual/Tasks/clearcase.html
index 9327645..c30ea31 100644
--- a/manual/Tasks/clearcase.html
+++ b/manual/Tasks/clearcase.html
@@ -72,9 +72,9 @@ problem.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>viewpath</td>
@@ -136,9 +136,9 @@ original.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>viewpath</td>
@@ -217,9 +217,9 @@ suppressed. A &quot;<samp>Some comment text</samp>&quot; is added to ClearCase a
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>viewpath</td>
@@ -251,9 +251,9 @@ copy of the file named <samp>c:/views/viewdir/afile.keep</samp> is kept.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>viewpath</td>
@@ -320,9 +320,9 @@ set to the current time.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>typename</td>
@@ -394,9 +394,9 @@ version 1</q> is added as a comment.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>typename</td>
@@ -465,17 +465,17 @@ text</samp>&quot; is added as a comment. It will <em>recurse</em> all subdirecto
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>typekind</td>
     <td>The kind of type to create. Valid types are:
       <table>
         <tr>
-          <th>Kind</th>
-          <th>Description</th>
+          <th scope="col">Kind</th>
+          <th scope="col">Description</th>
         </tr>
         <tr>
           <td><q>attype</q></td>
@@ -555,9 +555,9 @@ comment. All instances of the type are removed, including the type object itself
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>replace</td>
@@ -614,9 +614,9 @@ object <samp>stream:Application_Integration@\MyProject_PVOB</samp>.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>comment</td>
@@ -658,9 +658,9 @@ object <samp>stream:Application_Integration@\MyProject_PVOB</samp>.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>comment</td>
@@ -722,9 +722,9 @@ named <samp>Application_Baseline_AUTO</samp>.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>viewpath</td>
@@ -790,9 +790,9 @@ attach the attribute <samp>BugFix</samp> with a value of <samp>34445</samp> to i
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>viewpath</td>
@@ -837,9 +837,9 @@ automatically check it out.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>viewpath</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/common.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/common.html b/manual/Tasks/common.html
index c71d844..b08624c 100644
--- a/manual/Tasks/common.html
+++ b/manual/Tasks/common.html
@@ -29,9 +29,9 @@
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>id</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/concat.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/concat.html b/manual/Tasks/concat.html
index b472342..603a855 100644
--- a/manual/Tasks/concat.html
+++ b/manual/Tasks/concat.html
@@ -44,9 +44,9 @@
 
     <table class="attr">
       <tr>
-        <th>Attribute</th>
-        <th>Description</th>
-        <th>Required</th>
+        <th scope="col">Attribute</th>
+        <th scope="col">Description</th>
+        <th scope="col">Required</th>
       </tr>
       <tr>
         <td>destfile</td>
@@ -157,9 +157,9 @@
     <p>The text may be in-line or be in a file.</p>
     <table class="attr">
       <tr>
-        <th>Attribute</th>
-        <th>Description</th>
-        <th>Required</th>
+        <th scope="col">Attribute</th>
+        <th scope="col">Description</th>
+        <th scope="col">Required</th>
       </tr>
       <tr>
         <td>filtering</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/condition.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/condition.html b/manual/Tasks/condition.html
index 25e4386..bec713e 100644
--- a/manual/Tasks/condition.html
+++ b/manual/Tasks/condition.html
@@ -36,9 +36,9 @@ condition.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>property</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/conditions.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/conditions.html b/manual/Tasks/conditions.html
index 1a7b1ac..9279955 100644
--- a/manual/Tasks/conditions.html
+++ b/manual/Tasks/conditions.html
@@ -81,9 +81,9 @@ and the result is true only if <em>all</em> the tests succeed.
 </p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>family</td>
@@ -129,9 +129,9 @@ and the result is true only if <em>all</em> the tests succeed.
 <p>Tests whether the two given values are equal.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>arg1</td>
@@ -165,9 +165,9 @@ and the result is true only if <em>all</em> the tests succeed.
 <p>Test whether a given property has been set in this project.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>property</td>
@@ -186,9 +186,9 @@ will be ignored.</p>
 URL. By default, HTTP responses errors of 400 or greater are viewed as invalid.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>url</td>
@@ -222,9 +222,9 @@ URL. By default, HTTP responses errors of 400 or greater are viewed as invalid.<
 host and port.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>server</td>
@@ -247,9 +247,9 @@ omitted.
 </p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file1</td>
@@ -273,9 +273,9 @@ omitted.
 <p>Tests whether a string contains another one.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>string</td>
@@ -299,9 +299,9 @@ omitted.
 is <q>true</q>, <q>yes</q>, or <q>on</q></p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>value</td>
@@ -317,9 +317,9 @@ is <q>true</q>, <q>yes</q>, or <q>on</q></p>
 <p>Tests whether a string is not true, the negation of <code>&lt;istrue&gt;</code></p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>value</td>
@@ -339,9 +339,9 @@ an expected type.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>refid</td>
@@ -363,9 +363,9 @@ signature.</p>
 <p><em>Since Apache Ant 1.7</em>.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>
@@ -384,9 +384,9 @@ signature.</p>
 <p><em>Since Apache Ant 1.6.3</em>.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>
@@ -415,9 +415,9 @@ include tasks, datatypes, scriptdefs, macrodefs and presetdefs.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>
@@ -449,9 +449,9 @@ dependencies.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>language</td>
@@ -525,9 +525,9 @@ specifications, by attempting to set the appropriate property/feature</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>property</td>
@@ -583,9 +583,9 @@ firewalls.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>host</td>
@@ -635,9 +635,9 @@ failure.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>code</td>
@@ -666,9 +666,9 @@ nested <a href="../Types/resources.html#collection">resource collections</a>, me
 two resources can be checked; in this case all resources must match.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>astext</td>
@@ -685,9 +685,9 @@ two resources can be checked; in this case all resources must match.</p>
 resources&mdash;via the <var>resource</var> attribute.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>resource</td>
@@ -717,9 +717,9 @@ fails.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>classname</td>
@@ -764,9 +764,9 @@ the <code class="code">java.util.ArrayList</code> class.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>string</td>
@@ -856,9 +856,9 @@ are supported, the <var>property</var> attribute is redundant and will be ignore
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>partition</td>
@@ -880,9 +880,9 @@ are supported, the <var>property</var> attribute is redundant and will be ignore
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>millis</td>
@@ -934,9 +934,9 @@ are supported, the <var>property</var> attribute is redundant and will be ignore
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>atleast</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/copy.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/copy.html b/manual/Tasks/copy.html
index 55160e1..a4204ac 100644
--- a/manual/Tasks/copy.html
+++ b/manual/Tasks/copy.html
@@ -46,9 +46,9 @@ note</a></em>.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/copydir.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/copydir.html b/manual/Tasks/copydir.html
index 84c73c7..f907c14 100644
--- a/manual/Tasks/copydir.html
+++ b/manual/Tasks/copydir.html
@@ -45,9 +45,9 @@ and <code>&lt;patternset&gt;</code> elements.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>src</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/copyfile.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/copyfile.html b/manual/Tasks/copyfile.html
index 1ee78e4..b7851f2 100644
--- a/manual/Tasks/copyfile.html
+++ b/manual/Tasks/copyfile.html
@@ -33,9 +33,9 @@ newer than the destination file, or when the destination file does not exist.</p
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>src</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/cvs.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/cvs.html b/manual/Tasks/cvs.html
index 95f8971..8a2d5be 100644
--- a/manual/Tasks/cvs.html
+++ b/manual/Tasks/cvs.html
@@ -44,9 +44,9 @@ report 21657</a> for recommended workarounds.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>command</td>
@@ -157,9 +157,9 @@ attribute can contain spaces in their name.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/cvspass.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/cvspass.html b/manual/Tasks/cvspass.html
index bdd7446..d02accf 100644
--- a/manual/Tasks/cvspass.html
+++ b/manual/Tasks/cvspass.html
@@ -38,9 +38,9 @@ target="_top">bugzilla report 21657</a> for recommended workarounds.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>cvsroot</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/cvstagdiff.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/cvstagdiff.html b/manual/Tasks/cvstagdiff.html
index bc92d32..89a855f 100644
--- a/manual/Tasks/cvstagdiff.html
+++ b/manual/Tasks/cvstagdiff.html
@@ -34,9 +34,9 @@ example&mdash;and some operation may fail when using such an incompatible client
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>startTag</td>
@@ -75,9 +75,9 @@ example&mdash;and some operation may fail when using such an incompatible client
 <h3>Parameters inherited from the <code>cvs</code> task</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>compression</td>
@@ -135,9 +135,9 @@ attribute can contain spaces in their name.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>
@@ -199,8 +199,8 @@ output. The following example illustrates how to generate an HTML report from th
 <p>Description of <code>&lt;entry&gt;</code> attributes:</p>
 <table>
   <tr>
-    <th>Attribute</th>
-    <th>Comment</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Comment</th>
   </tr>
   <tr>
     <td><var>name</var></td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/cvsversion.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/cvsversion.html b/manual/Tasks/cvsversion.html
index 510462f..5cac42c 100644
--- a/manual/Tasks/cvsversion.html
+++ b/manual/Tasks/cvsversion.html
@@ -31,9 +31,9 @@
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td colspan="3" class="left">Attributes from parent <code>&lt;cvs&gt;</code> task which are

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/defaultexcludes.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/defaultexcludes.html b/manual/Tasks/defaultexcludes.html
index b26ed19..3109218 100644
--- a/manual/Tasks/defaultexcludes.html
+++ b/manual/Tasks/defaultexcludes.html
@@ -35,9 +35,9 @@ current default excludes if desired.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>echo</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/delete.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/delete.html b/manual/Tasks/delete.html
index ed4bb6e..235b654 100644
--- a/manual/Tasks/delete.html
+++ b/manual/Tasks/delete.html
@@ -49,9 +49,9 @@ nested <code>&lt;fileset&gt;</code>.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/deltree.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/deltree.html b/manual/Tasks/deltree.html
index 994499b..42d591f 100644
--- a/manual/Tasks/deltree.html
+++ b/manual/Tasks/deltree.html
@@ -32,9 +32,9 @@
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>dir</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/depend.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/depend.html b/manual/Tasks/depend.html
index fe62cfe..d8d4b04 100644
--- a/manual/Tasks/depend.html
+++ b/manual/Tasks/depend.html
@@ -109,9 +109,9 @@ public final class Constants {
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>srcDir</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/dependset.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/dependset.html b/manual/Tasks/dependset.html
index da98860..0e9cb29 100644
--- a/manual/Tasks/dependset.html
+++ b/manual/Tasks/dependset.html
@@ -51,9 +51,9 @@ well as other stylesheets imported by the main stylesheet.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>verbose</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/dirname.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/dirname.html b/manual/Tasks/dirname.html
index 319edf5..2bc3ed7 100644
--- a/manual/Tasks/dirname.html
+++ b/manual/Tasks/dirname.html
@@ -37,9 +37,9 @@ full directory path of the specified file.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/ear.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/ear.html b/manual/Tasks/ear.html
index 343c2dc..3fbc494 100644
--- a/manual/Tasks/ear.html
+++ b/manual/Tasks/ear.html
@@ -43,9 +43,9 @@ attribute to a value other than its default, <q>add</q>.</strong></p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>destfile</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/echo.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/echo.html b/manual/Tasks/echo.html
index aece00a..1bf9970 100644
--- a/manual/Tasks/echo.html
+++ b/manual/Tasks/echo.html
@@ -34,9 +34,9 @@ file is available, and the <var>level</var> option is ignored</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>message</td>
@@ -120,11 +120,11 @@ java-1.3.1 -mx1024m ${project.entrypoint} $$*
 <p>Depending on the log level Ant runs at, messages are print out or silently ignored:</p>
 <table>
 <tr>
-  <th>Ant command line</th>
-  <th><kbd>-quiet</kbd>, <kbd>-q</kbd></th>
-  <th><em>no switch</em></th>
-  <th><kbd>-verbose</kbd>, <kbd>-v</kbd></th>
-  <th><kbd>-debug</kbd>, <kbd>-d</kbd></th>
+  <th scope="col">Ant command line</th>
+  <th scope="col"><kbd>-quiet</kbd>, <kbd>-q</kbd></th>
+  <th scope="col"><em>no switch</em></th>
+  <th scope="col"><kbd>-verbose</kbd>, <kbd>-v</kbd></th>
+  <th scope="col"><kbd>-debug</kbd>, <kbd>-d</kbd></th>
 </tr>
 <tr>
   <td><pre>&lt;echo message="This is error message." level="error"/&gt;</pre></td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/echoproperties.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/echoproperties.html b/manual/Tasks/echoproperties.html
index 1ff3d7a..bcca411 100644
--- a/manual/Tasks/echoproperties.html
+++ b/manual/Tasks/echoproperties.html
@@ -36,9 +36,9 @@ files.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>destfile</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/echoxml.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/echoxml.html b/manual/Tasks/echoxml.html
index c2740bf..1bf262a 100644
--- a/manual/Tasks/echoxml.html
+++ b/manual/Tasks/echoxml.html
@@ -31,9 +31,9 @@
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/ejb.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/ejb.html b/manual/Tasks/ejb.html
index e9298b8..2bc8793 100644
--- a/manual/Tasks/ejb.html
+++ b/manual/Tasks/ejb.html
@@ -75,12 +75,12 @@ applications and definitely not new EJB 2.x servers.</p>
 <hr/>
 <h2 id="ejbtasks">EJB Tasks</h2>
 <table>
-  <tr><th>Task</th><th colspan="2">Application Servers</th></tr>
+  <tr><th scope="col">Task</th><th scope="col" colspan="2">Application Servers</th></tr>
   <tr><td><a href="BorlandGenerateClient.html">blgenclient</a></td><td colspan="2">Borland
     Application Server 4.5 and 5.x</td></tr>
   <tr><td><a href="#iplanet-ejbc">iplanet-ejbc</a></td><td colspan="2">iPlanet Application Server
     6.0</td></tr>
-  <tr><td rowspan="8"><a href="#ejbjar">ejbjar</a></td><th colspan="2">Nested Elements</th></tr>
+  <tr><td rowspan="8"><a href="#ejbjar">ejbjar</a></td><th scope="col" colspan="2">Nested Elements</th></tr>
   <tr><td><a href="BorlandEJBTasks.html">borland</a></td><td>Borland Application Server 4.5 and
     5.x</td></tr>
   <tr><td><a href="#ejbjar_iplanet">iPlanet</a></td><td>iPlanet Application Server 6.0</td></tr>
@@ -104,9 +104,9 @@ mechanisms.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>descriptors</td>
@@ -154,9 +154,9 @@ present or are out of date, the <kbd>ejbc</kbd> tool is run to generate new vers
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>descriptors</td>
@@ -222,9 +222,9 @@ utility be called to generate new stubs and skeletons.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
 
   <tr>
@@ -311,10 +311,10 @@ stopped.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required for 4.5.1 and 5.1</th>
-    <th>Required for 6.0</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required for 4.5.1 and 5.1</th>
+    <th scope="col">Required for 6.0</th>
   </tr>
   <tr>
     <td>BEAhome</td>
@@ -442,9 +442,9 @@ the <var>BEAHome</var> to have this task work correctly under 6.0</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>BEAHome</td>
@@ -624,9 +624,9 @@ the behaviour corresponding to the value <q>none</q>.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>descriptordir</td>
@@ -741,9 +741,9 @@ classes in the classpath, you would need to use a <code>&lt;dtd&gt;</code> eleme
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>publicId</td>
@@ -782,7 +782,7 @@ them to the final EJB jar file. JBoss has two deployment descriptors:</p>
   <li><samp>jboss.xml</samp></li>
   <li>for container manager persistence:
     <table>
-      <tr><th>CMP version</th><th>File name</th></tr>
+      <tr><th scope="col">CMP version</th><th scope="col">File name</th></tr>
       <tr><td>CMP 1.0</td><td><samp>jaws.xml</samp></td></tr>
       <tr><td>CMP 2.0</td><td><samp>jbosscmp-jdbc.xml</samp></td></tr>
     </table>
@@ -793,9 +793,9 @@ skeletons.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>destdir</td>
@@ -850,9 +850,9 @@ as <samp>META-INF/Customer-weblogic-cmp-rdbms-jar.xml</samp>.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>destdir</td>
@@ -1017,9 +1017,9 @@ set of attributes plus these additional attributes</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>toplinkdescriptor</td>
@@ -1158,9 +1158,9 @@ the <code>websphere.home</code> property (look at the examples below).</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>destdir</td>
@@ -1275,9 +1275,9 @@ example, <var>suffix</var>).  Refer to the appropriate documentation for more de
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
 
   <tr>
@@ -1431,9 +1431,9 @@ example, <var>suffix</var>). Refer to the appropriate documentation for more det
 <table class="attr">
   <tbody>
     <tr>
-      <th>Attribute</th>
-      <th>Description</th>
-      <th>Required</th>
+      <th scope="col">Attribute</th>
+      <th scope="col">Description</th>
+      <th scope="col">Required</th>
     </tr>
     <tr>
       <td>destdir</td>
@@ -1578,9 +1578,9 @@ descriptors and adds them to the final EJB jar file. Orion has one deployment de
 </ul>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>destdir</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/exec.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/exec.html b/manual/Tasks/exec.html
index 166dafd..6d02cfa 100644
--- a/manual/Tasks/exec.html
+++ b/manual/Tasks/exec.html
@@ -119,9 +119,9 @@ standard input.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>command</td>
@@ -279,9 +279,9 @@ elements. See <a href="../using.html#arg">Command line arguments</a>.</p>
 nested <code>&lt;env&gt;</code> elements.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>key</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/fail.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/fail.html b/manual/Tasks/fail.html
index ac3fefd..6e239dc 100644
--- a/manual/Tasks/fail.html
+++ b/manual/Tasks/fail.html
@@ -34,9 +34,9 @@ the element.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>message</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/filter.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/filter.html b/manual/Tasks/filter.html
index 419542a..1298897 100644
--- a/manual/Tasks/filter.html
+++ b/manual/Tasks/filter.html
@@ -36,9 +36,9 @@ incorrect tokens are ignored.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>token</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/fixcrlf.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/fixcrlf.html b/manual/Tasks/fixcrlf.html
index 276d393..f1fae73 100644
--- a/manual/Tasks/fixcrlf.html
+++ b/manual/Tasks/fixcrlf.html
@@ -52,13 +52,13 @@
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th rowspan="2">Attribute</th>
-    <th rowspan="2">Description</th>
-    <th colspan="2">Required</th>
+    <th scope="col" rowspan="2">Attribute</th>
+    <th scope="col" rowspan="2">Description</th>
+    <th scope="col" colspan="2">Required</th>
   </tr>
   <tr>
-    <th>As Task</th>
-    <th>As Filter</th>
+    <th scope="col">As Task</th>
+    <th scope="col">As Filter</th>
   </tr>
   <tr>
     <td>srcDir</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/ftp.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/ftp.html b/manual/Tasks/ftp.html
index 5118877..e587d48 100644
--- a/manual/Tasks/ftp.html
+++ b/manual/Tasks/ftp.html
@@ -56,9 +56,9 @@ connection.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>server</td>
@@ -333,9 +333,9 @@ connection.</p>
 <table>
   <thead>
     <tr>
-      <th>Action</th>
-      <th>meaning of <var>remotedir</var></th>
-      <th>use of nested <var>fileset</var>(s)</th>
+      <th scope="col">Action</th>
+      <th scope="col">meaning of <var>remotedir</var></th>
+      <th scope="col">use of nested <var>fileset</var>(s)</th>
     </tr>
   </thead>
   <tbody>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/genkey.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/genkey.html b/manual/Tasks/genkey.html
index 1497147..590abb9 100644
--- a/manual/Tasks/genkey.html
+++ b/manual/Tasks/genkey.html
@@ -31,9 +31,9 @@
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>alias</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/get.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/get.html b/manual/Tasks/get.html
index e345ea1..5f74a71 100644
--- a/manual/Tasks/get.html
+++ b/manual/Tasks/get.html
@@ -47,9 +47,9 @@ the request is relayed to the proxy.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>src</td>
@@ -155,9 +155,9 @@ nested <code>&lt;header/&gt;</code> node are as follows:</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/hostinfo.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/hostinfo.html b/manual/Tasks/hostinfo.html
index 7226a4b..49a4585 100644
--- a/manual/Tasks/hostinfo.html
+++ b/manual/Tasks/hostinfo.html
@@ -50,9 +50,9 @@ build was performed on.  The best place for this task is probably in an initiali
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>prefix</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/image.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/image.html b/manual/Tasks/image.html
index ae62861..8c920a4 100644
--- a/manual/Tasks/image.html
+++ b/manual/Tasks/image.html
@@ -35,9 +35,9 @@
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>failonerror</td>
@@ -127,9 +127,9 @@ and <code>Scale</code> objects.</p>
 <h5>Parameters</h5>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>angle</td>
@@ -143,9 +143,9 @@ and <code>Scale</code> objects.</p>
 <h5>Parameters</h5>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>proportions</td>
@@ -180,9 +180,9 @@ object.</p>
 <h5>Parameters</h5>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>xloc</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/import.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/import.html b/manual/Tasks/import.html
index 531f420..cb5f4fb 100644
--- a/manual/Tasks/import.html
+++ b/manual/Tasks/import.html
@@ -140,9 +140,9 @@
 <table class="attr">
   <tbody>
     <tr>
-      <th>Attribute</th>
-      <th>Description</th>
-      <th>Required</th>
+      <th scope="col">Attribute</th>
+      <th scope="col">Description</th>
+      <th scope="col">Required</th>
     </tr>
     <tr>
       <td>file</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/include.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/include.html b/manual/Tasks/include.html
index eaab62e..09f9d56 100644
--- a/manual/Tasks/include.html
+++ b/manual/Tasks/include.html
@@ -135,9 +135,9 @@
 <table class="attr">
   <tbody>
     <tr>
-      <th>Attribute</th>
-      <th>Description</th>
-      <th>Required</th>
+      <th scope="col">Attribute</th>
+      <th scope="col">Description</th>
+      <th scope="col">Required</th>
     </tr>
     <tr>
       <td>file</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/input.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/input.html b/manual/Tasks/input.html
index b7b5989..b745332 100644
--- a/manual/Tasks/input.html
+++ b/manual/Tasks/input.html
@@ -58,9 +58,9 @@ the <code>input</code> task.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>message</td>
@@ -97,9 +97,9 @@ different <code>Input</code> tasks.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr id="handler.type">
     <td>type</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/jar.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/jar.html b/manual/Tasks/jar.html
index c30785d..8cf0c64 100644
--- a/manual/Tasks/jar.html
+++ b/manual/Tasks/jar.html
@@ -98,9 +98,9 @@ e.g. decreasing the size by deleting 'same' classes from the versions-branches,
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>destfile</td>
@@ -365,9 +365,9 @@ service is the the <var>provider</var> attribute, or if one wants to specify a n
 that implement the service, by <code>provider</code> nested elements.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>type</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/jarlib-available.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/jarlib-available.html b/manual/Tasks/jarlib-available.html
index 6fe1c32..5939549 100644
--- a/manual/Tasks/jarlib-available.html
+++ b/manual/Tasks/jarlib-available.html
@@ -39,9 +39,9 @@ target="_top">Extension and ExtensionSet documentation</a> for further details.<
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>property</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/jarlib-display.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/jarlib-display.html b/manual/Tasks/jarlib-display.html
index 8d78957..0001043 100644
--- a/manual/Tasks/jarlib-display.html
+++ b/manual/Tasks/jarlib-display.html
@@ -39,9 +39,9 @@ target="_top">Extension and ExtensionSet documentation</a> for further details.<
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/jarlib-manifest.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/jarlib-manifest.html b/manual/Tasks/jarlib-manifest.html
index a5ab9b6..8456723 100644
--- a/manual/Tasks/jarlib-manifest.html
+++ b/manual/Tasks/jarlib-manifest.html
@@ -40,9 +40,9 @@ target="_top">Extension and ExtensionSet documentation</a> for further details.<
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>destfile</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/jarlib-resolve.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/jarlib-resolve.html b/manual/Tasks/jarlib-resolve.html
index e21df8d..03f1a79 100644
--- a/manual/Tasks/jarlib-resolve.html
+++ b/manual/Tasks/jarlib-resolve.html
@@ -42,9 +42,9 @@ target="_top">Extension and ExtensionSet documentation</a> for further details.<
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>property</td>
@@ -73,9 +73,9 @@ target="_top">Extension and ExtensionSet documentation</a> for further details.<
 to project directory.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>location</td>
@@ -88,9 +88,9 @@ to project directory.</p>
 <p>The <code>url</code> resolver allows you to download a library from a URL to a local file.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>url</td>
@@ -113,9 +113,9 @@ to project directory.</p>
 library.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>antfile</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/java.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/java.html b/manual/Tasks/java.html
index 2cf434b..f644988 100644
--- a/manual/Tasks/java.html
+++ b/manual/Tasks/java.html
@@ -43,9 +43,9 @@ because it tries to read from the standard input.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr id="classname">
     <td>classname</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/javac.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/javac.html b/manual/Tasks/javac.html
index 55845e4..28850b8 100644
--- a/manual/Tasks/javac.html
+++ b/manual/Tasks/javac.html
@@ -102,9 +102,9 @@ file will not get compiled even if a native header file generated for it would b
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>srcdir</td>
@@ -438,9 +438,9 @@ like <a href="../using.html#arg">Command-line Arguments</a> but have an addition
 can be used to enable arguments only if a given compiler implementation will be used.</p>
 <table class="attr">
 <tr>
-  <th>Attribute</th>
-  <th>Description</th>
-  <th>Required</th>
+  <th scope="col">Attribute</th>
+  <th scope="col">Description</th>
+  <th scope="col">Required</th>
 </tr>
   <tr>
     <td>value</td>
@@ -666,9 +666,9 @@ are <q>false</q>.</p>
 
 <table>
   <tr>
-    <th>Property</th>
-    <th>Description</th>
-    <th>Default</th>
+    <th scope="col">Property</th>
+    <th scope="col">Description</th>
+    <th scope="col">Default</th>
   </tr>
   <tr>
     <td><code>build.compiler.emacs</code></td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/javacc.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/javacc.html b/manual/Tasks/javacc.html
index 7d83077..a766766 100644
--- a/manual/Tasks/javacc.html
+++ b/manual/Tasks/javacc.html
@@ -42,9 +42,9 @@ task will still work, but it will always generate the output files.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>target</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/javadoc.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/javadoc.html b/manual/Tasks/javadoc.html
index a958c0d..eaebb4e 100644
--- a/manual/Tasks/javadoc.html
+++ b/manual/Tasks/javadoc.html
@@ -80,10 +80,10 @@ with the <var>exclude</var> patterns of the <code>packageset</code> (and vice ve
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Availability on Java</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Availability on Java</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>sourcepath</td>
@@ -550,9 +550,9 @@ filesets, filelists or paths) will be passed to javadoc as source files.</p>
 <h5>Parameters</h5>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>
@@ -573,9 +573,9 @@ Same as for <code>package</code>.
 <h5>Parameters</h5>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>
@@ -612,9 +612,9 @@ arguments.</p>
 <h5>Parameters</h5>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>href</td>
@@ -658,9 +658,9 @@ arguments.</p>
 <h5>Parameters</h5>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>title</td>
@@ -710,9 +710,9 @@ those tags.</p>
 <h5>Parameters</h5>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>
@@ -767,9 +767,9 @@ target="_top">the default taglets</a>.</p>
 <h5>Parameters</h5>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/javah.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/javah.html b/manual/Tasks/javah.html
index 2d1b39e..9425e36 100644
--- a/manual/Tasks/javah.html
+++ b/manual/Tasks/javah.html
@@ -64,9 +64,9 @@ done is breaking the amount of classes to compile into smaller chunks.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>class</td>
@@ -139,9 +139,9 @@ can be used to enable arguments only if a given compiler implementation will be
 
 <table class="attr">
 <tr>
-  <th>Attribute</th>
-  <th>Description</th>
-  <th>Required</th>
+  <th scope="col">Attribute</th>
+  <th scope="col">Description</th>
+  <th scope="col">Required</th>
 </tr>
   <tr>
     <td>value</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/jdepend.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/jdepend.html b/manual/Tasks/jdepend.html
index ed12569..f9af5cf 100644
--- a/manual/Tasks/jdepend.html
+++ b/manual/Tasks/jdepend.html
@@ -48,9 +48,9 @@ default the task writes its report to the standard output.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>outputfile</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/jjdoc.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/jjdoc.html b/manual/Tasks/jjdoc.html
index 4e95277..500e06f 100644
--- a/manual/Tasks/jjdoc.html
+++ b/manual/Tasks/jjdoc.html
@@ -42,9 +42,9 @@ documentation file.</p>
 
 <table class="attr">
 <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
 </tr>
 
 <tr>