OOZIE-1186 Image load for Job DAG visualization should handle resources better (mona)

git-svn-id: https://svn.apache.org/repos/asf/oozie/branches/hcat-intre@1438624 13f79535-47bb-0310-9956-ffa450edef68
Sync hcat-intre with trunk patches

git-svn-id: https://svn.apache.org/repos/asf/oozie/branches/hcat-intre@1438631 13f79535-47bb-0310-9956-ffa450edef68
Deleting empty directory

git-svn-id: https://svn.apache.org/repos/asf/oozie/branches/hcat-intre@1438675 13f79535-47bb-0310-9956-ffa450edef68