LUCENE-5361: Fixed handling of query boosts in FastVectorHighlighter.


git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/lucene_solr_4_6@1556485 13f79535-47bb-0310-9956-ffa450edef68
LUCENE-5374: Call IW#processEvents before IndexWriter is closed

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LUCENE-5390: Loosen assert in IW on pending event after close

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SOLR-5543: Backport to 4.6 branch, for 4.6.1 release.


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SOLR-5618: Fix false cache hits in queryResultCache when hashCodes are equal and duplicate filter queries exist in one of the requests (merge r1556988)

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/lucene_solr_4_6@1557008 13f79535-47bb-0310-9956-ffa450edef68
SOLR-5618: fix stupid test mistake (merge r1557031)

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SOLR-5577: Likely ZooKeeper expiration should not slow down updates a given amount, but instead cut off updates after a given time.

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SOLR-5577: Don't start a timer on disconnect if we are already closed

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SOLR-5577: fix possible race on canceling timer on close

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SOLR-5577: don't start timer thread in constructor

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SOLR-5577: don't start timer thread on expiration

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SOLR-5577: timer thread should be run as daemon

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LUCENE-5394: Fix TokenSources.getTokenStream to return payloads if they were indexed with term vectors

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/lucene_solr_4_6@1557445 13f79535-47bb-0310-9956-ffa450edef68