MAPREDUCE-5538. Fixed MR AppMaster to send job-notification URL only after the job is really done - a bug caused by MAPREDUCE-5505. Contributed by Zhijie Shen.
svn merge --ignore-ancestry -c 1527219 ../../trunk/


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1527221 13f79535-47bb-0310-9956-ffa450edef68