LUCENE-5650: fix some solr tests

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/lucene5650@1595546 13f79535-47bb-0310-9956-ffa450edef68
SOLR-5650: add changes entries

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/lucene5650@1595547 13f79535-47bb-0310-9956-ffa450edef68
LUCENE-5650: fix one more solr test

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/lucene5650@1595551 13f79535-47bb-0310-9956-ffa450edef68