SOLR-4933: Retry splitshard three times before giving up

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1498923 13f79535-47bb-0310-9956-ffa450edef68
SOLR-4977: Add option to send infostream to the logging system

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1498936 13f79535-47bb-0310-9956-ffa450edef68
LUCENE-5087: Add getMultiValuedSeparator to PostingsHighlighter

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1498945 13f79535-47bb-0310-9956-ffa450edef68
SOLR-4412: Added comments about variant to schema.xml

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1498948 13f79535-47bb-0310-9956-ffa450edef68
SOLR-4977: remove deprecated option

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1498956 13f79535-47bb-0310-9956-ffa450edef68
SOLR-4977: add back this null check, getConfig calls ensureOpen...

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1498957 13f79535-47bb-0310-9956-ffa450edef68
SOLR-4412: LanguageIdentifier lcmap for language field

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1498959 13f79535-47bb-0310-9956-ffa450edef68