Merged revision(s) 1619832 from lucene/dev/trunk:
LUCENE-5898: Clean up build files version handling, fix bug with specification version

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/branch_4x@1619834 13f79535-47bb-0310-9956-ffa450edef68
LUCENE-5672,LUCENE-5897,LUCENE-5400: move changes entry to 4.10.0

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/branch_4x@1619841 13f79535-47bb-0310-9956-ffa450edef68