LUCENE-6887: 5.4 CHANGES entry to backport (see branch_5x r1712868)
LUCENE-6887: 5.4 CHANGES entry to backport (see branch_5x r1712868)

git-svn-id: 308d55f399f3bd9aa0560a10e81a003040006c48@1712869 13f79535-47bb-0310-9956-ffa450edef68

apache/solr,apache/solr,apache/solr,apache/solr,apache/solr