SOLR-4260: Add name to CHANGES

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/branch_4x@1558981 13f79535-47bb-0310-9956-ffa450edef68
SOLR-4260: Guard against NPE.

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/branch_4x@1558986 13f79535-47bb-0310-9956-ffa450edef68