OOZIE-1156 Make all the latest/future instances as pull dependences (virag)

git-svn-id: https://svn.apache.org/repos/asf/oozie/branches/hcat-intre@1431622 13f79535-47bb-0310-9956-ffa450edef68
OOZIE-1161 Remove unnecessary db updates for some of the blobs like missing_dependencies' of Coordinator Action(virag)

git-svn-id: https://svn.apache.org/repos/asf/oozie/branches/hcat-intre@1431711 13f79535-47bb-0310-9956-ffa450edef68