OAK-2226 Aggregate Lucene no results for multiple jcr:contains (remove unused import)

git-svn-id: https://svn.apache.org/repos/asf/jackrabbit/oak/trunk@1635176 13f79535-47bb-0310-9956-ffa450edef68
OAK-2191 Persistent cache for the DocumentNodeStore (OSGi config option)

git-svn-id: https://svn.apache.org/repos/asf/jackrabbit/oak/trunk@1635178 13f79535-47bb-0310-9956-ffa450edef68