[Myfaces Wiki] Update of "Using Portlets" by StephanStrittmatter

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The following page has been changed by StephanStrittmatter:
http://wiki.apache.org/myfaces/Using_Portlets

The comment on the change is:
Note fr Tree2 added

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   * ["UsingPortletUtil"] - What to do if your application needs to know whether or not it is running as a portlet.
   * ["UsingPortletModes"] - Make your !MyFaces portlet use portlet modes such as Edit and Help.
   * ["MavenLiferayPortlet"] - How to build a !MyFaces app with Maven 2 and deploy it under Liferay.
-  * Remote Debugging could be useful if you are using Portals. How to set up Eclipse for remote debugging, have a look at Levent Gurses' great article: http://www.jacoozi.com/index.php?option=com_content&task=view&id=119&Itemid=136
+  * Remote Debugging could be useful if you are using Portals. How to set up Eclipse for remote debugging, have a look at Levent Gurses' great article: http://www.jacoozi.com/index.php?option=com_content&task=view&id=119&Itemid=136 .
+  * How to use ["Tree2"] in portlets has an own section there.
  
  == Portal Servers ==
   How to get run !MyFaces within portlets on different portal servers (''in progress'').