Avoid javadocs containing only @return statements since they make the method summary blank.


git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1501875 13f79535-47bb-0310-9956-ffa450edef68
SOLR-4943: Add a new system wide info admin handler that exposes the system info that could previously only be retrieved using a SolrCore.

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1501898 13f79535-47bb-0310-9956-ffa450edef68
SOLR-5018: The Overseer should avoid publishing the state for collections that do not exist under the /collections zk node.

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1501916 13f79535-47bb-0310-9956-ffa450edef68
LUCENE-5081: WAH8DocIdSet.


git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1501925 13f79535-47bb-0310-9956-ffa450edef68
tests: add regex capability to JSON test format

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1501933 13f79535-47bb-0310-9956-ffa450edef68
tests: use json utility method for single quoted json

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1501941 13f79535-47bb-0310-9956-ffa450edef68