OOZIE-1514 Rerunning a coordinator with no input dependencies puts actions in WAITING instead of READY and proceeding (bowenzhangusa via mona)

git-svn-id: https://svn.apache.org/repos/asf/oozie/trunk@1517961 13f79535-47bb-0310-9956-ffa450edef68
Merge remote branch 'origin/trunk' into trunk