SLING-3857 - applying Marius Petria's patch for basic ui for replication resources

git-svn-id: https://svn.apache.org/repos/asf/sling/trunk@1620273 13f79535-47bb-0310-9956-ffa450edef68
[maven-release-plugin] prepare release org.apache.sling.commons.json-2.0.8

git-svn-id: https://svn.apache.org/repos/asf/sling/trunk@1620277 13f79535-47bb-0310-9956-ffa450edef68