AMBARI-1103. Need to be able to reliably recover from the case when the browser is closed during deploy (Step 8 post submission, Step 9) of the wizard. (Arun Kandregula via yusaku)

git-svn-id: https://svn.apache.org/repos/asf/incubator/ambari/trunk@1431772 13f79535-47bb-0310-9956-ffa450edef68