tests: reduce number of shards

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1561332 13f79535-47bb-0310-9956-ffa450edef68
SOLR-5661: catch too-large priority queue

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1561369 13f79535-47bb-0310-9956-ffa450edef68
tab to space

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1561400 13f79535-47bb-0310-9956-ffa450edef68
LUCENE-5228: IndexWriter.addIndexes(Directory[]) now acquires the IW write lock on the incoming indices to ensure there are no active IndexWriters in those directories

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1561404 13f79535-47bb-0310-9956-ffa450edef68
LUCENE-5414: Suggest module should not depend on expression module

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1561415 13f79535-47bb-0310-9956-ffa450edef68
LUCENE-5415: add multitermquery support to PostingsHighlighter

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1561451 13f79535-47bb-0310-9956-ffa450edef68
SOLR-5577: Harden leaking Timer thread.

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1561497 13f79535-47bb-0310-9956-ffa450edef68
Refine planning
Merge branch 'trunk' of https://github.com/apache/lucene-solr into docblocksiter