LUCENE-4532: port from trunk

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/branch_4x@1406565 13f79535-47bb-0310-9956-ffa450edef68
SOLR-4031: Upgrade to Jetty 8.1.7

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LUCENE-4536: Make PackedInts on-disk format byte-aligned (merged from r1406651).


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SOLR-4031: Upgrade to Jetty 8.1.7

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/branch_4x@1406665 13f79535-47bb-0310-9956-ffa450edef68
SOLR-3856: Better test failure output

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LUCENE-4527: CompressingStoreFieldsFormat: encode numStoredFields more efficiently (merged from r1406704).


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svn:eol-style=native

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don't hang if Solr example fails to start

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SOLR-4050: upgrade jetty start.jar to match jetty libs

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SOLR-4050: ensure we have no trash in example/lib, move jetty start.jar into ivy.xml

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SOLR-4031: Eclipse and Maven configurations: Upgrade to Jetty 8.1.7 (merged trunk r1407120)

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SOLR-3856: @Ignore Delta test while investigating Linux failures

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LUCENE-4537: Separate RateLimiter from Directory

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revert last commit

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LUCENE-4537: Separate RateLimiter from Directory

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fix javadoc links

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always fsync for now (it's causing test failures otherwise)

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remove bad assert

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disable solr tests in jenkins until they start passing

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SOLR-3856: Improve tests for SqlEntityProcessor

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