SOLR-5133: HdfsUpdateLog can fail to close a FileSystem instance if init is called more than once.

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1513822 13f79535-47bb-0310-9956-ffa450edef68
SOLR-5134: Have HdfsIndexOutput extend BufferedIndexOutput.

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1513825 13f79535-47bb-0310-9956-ffa450edef68
SOLR-5134: Fix CHANGES and close

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1513859 13f79535-47bb-0310-9956-ffa450edef68
SOLR-5135: Harden Collection API deletion of /collections/$collection ZooKeeper node

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1513864 13f79535-47bb-0310-9956-ffa450edef68
LUCENE-5170: Add getter for reuse strategy to Analyzer, make AnalyzerWrapper's reuse strategy configurable, fix strategy to be stateless

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1513903 13f79535-47bb-0310-9956-ffa450edef68
LUCENE-5170: Remove deprecated code

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1513914 13f79535-47bb-0310-9956-ffa450edef68
tests: clear more statics

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1513934 13f79535-47bb-0310-9956-ffa450edef68
LUCENE-5165: add SuggestStopFilter

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1513940 13f79535-47bb-0310-9956-ffa450edef68
SOLR-4764: When using NRT, just init the reader from IndexWriter

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1513945 13f79535-47bb-0310-9956-ffa450edef68
LUCENE-5173: add checkindex piece of LUCENE-5116, prevent 0 document segments completely

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1513955 13f79535-47bb-0310-9956-ffa450edef68
SOLR-5144: add test that failed on 4.4

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1513962 13f79535-47bb-0310-9956-ffa450edef68