Apache Drill board report (draft) for May 2018

[Aman Sinha <am...@apache.org>]

Hi Drill Devs,
the Apache board report for Drill for this quarter is due soon.
Here's a draft.  If you have any comments, let me know.  I plan to submit
by tomorrow morning.

Thanks,
Aman

=======================
## Description:
 - Drill is a Schema-free SQL Query Engine for Hadoop, NoSQL and Cloud
Storage

## Issues:
 - There are no issues requiring board attention at this time

## Activity:
 - Since the last board report, Drill has released version 1.13.0.  The
following is a partial list of
   new features/enhancements that were added in addition to many other bug
fixes:
     - JDK 8 support.
     - Upgrade to Apache Calcite version 1.15.
     - JDBC Statement.setQueryTimeout(int) support.
     - Batch sizing improvements.
     - Support for SPNEGO to extend Kerberos to Web applications through
HTTP.
     - Ability to run Drill under YARN.
     - Parquet filter pushdown improvements and related performance
improvements.
     - Hive client for Drill is updated to version 2.3.2.
     - Ability to automatically manage memory allocations during Drill
startup.
     - Support SQL syntax highlighting of queries, auto-complete support in
SQL editors, and snippets.
     - Improved performance of the Single Merge Exchange operator.
     - Like operator optimization.
     - User/Distribution-specific configuration checks during startup.

## Health report:
 - The project is quite healthy. Development activity as reflected in the
pull requests and JIRAs
   is good.  Activity on the dev and user mailing lists continues to be
strong.
   Three new committers were added in the last period.

## PMC changes:

 - Currently 19 PMC members.
 - No new PMC members added in the last 3 months
 - Last PMC addition was Paul Rogers on Mon Jan 29 2018

## Committer base changes:

 - Currently 43 committers.
 - New commmitters:
    - Kunal Khatua was added as a committer on Tue Feb 27 2018
    - Vova Vysotskyi was added as a committer on Thu Mar 15 2018
    - Sorabh Hamirwasia was added as a committer on Fri Apr 27 2018

## Releases:

 - 1.13.0 was released on Sun Mar 18 2018

## Mailing list activity:

 - dev@drill.apache.org:
    - 437 subscribers (down -9 in the last 3 months):
    - 2582 emails sent to list (2244 in previous quarter)

 - issues@drill.apache.org:
    - 19 subscribers (up 0 in the last 3 months):
    - 3652 emails sent to list (3088 in previous quarter)

 - user@drill.apache.org:
    - 605 subscribers (down -8 in the last 3 months):
    - 356 emails sent to list (181 in previous quarter)