LUCENE-5222: add CHANGES entry

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1524779 13f79535-47bb-0310-9956-ffa450edef68
LUCENE-5211: Better javadocs and error checking of 'format' option in StopFilterFactory, as well as comments in all snowball formated files about specifying format option

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1524809 13f79535-47bb-0310-9956-ffa450edef68
LUCENE-5226: Optimize SortField.needsScore for expressions

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1524813 13f79535-47bb-0310-9956-ffa450edef68
LUCENE-5219: Add support to SynonymFilterFactory for custom parsers

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1524839 13f79535-47bb-0310-9956-ffa450edef68
LUCENE-5123: invert postings writing API

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1524840 13f79535-47bb-0310-9956-ffa450edef68
LUCENE-5207: Intellij config for the new expressions module: add Ant support and whole-module JUnit run configuration

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1524859 13f79535-47bb-0310-9956-ffa450edef68
Intellij config: pick up JDK definition from build.properties file under lucene/ or in home dir, and use it to populate config, so that updating doesnt have to involve manually setting the JDK.  Example line from my lucene/build.properties:
idea.jdk=project-jdk-name="1.7" project-jdk-type="JavaSDK"

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1524883 13f79535-47bb-0310-9956-ffa450edef68