svn merge -c 1499425 FIXES: MAPREDUCE-5358. MRAppMaster throws invalid transitions for JobImpl. Contributed by Devaraj K


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1499426 13f79535-47bb-0310-9956-ffa450edef68
Move HDFS-4948 and HDFS-4762 to the right section in CHANGES.txt

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1499494 13f79535-47bb-0310-9956-ffa450edef68