SLING-5528: Allow discovery of sources of the bundles currently deployed in a Sling runtime - refactor the SourceReferencesServlet to allow SourceReferences to be contributed by SourceReferenceFinders - create a FelixJettySourceReferenceFinder git-svn-id: https://svn.apache.org/repos/asf/sling/trunk@1733084 13f79535-47bb-0310-9956-ffa450edef68