SLING-3072 and SLING-2989 : as alternative to a combined command, filter directories if a corresponding .content.xml exists (.dir currently explicitly ignored - tbfixed). Also, not ignoring publish requests for bundles even if NO_CHANGE - that is a valid case for bundles as ./target might be ignored

git-svn-id: https://svn.apache.org/repos/asf/sling/branches/tooling-ide-vlt@1524099 13f79535-47bb-0310-9956-ffa450edef68