YARN-325. RM CapacityScheduler can deadlock when getQueueInfo() is called and a container is completing (Arun C Murthy via tgraves)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1431076 13f79535-47bb-0310-9956-ffa450edef68
HDFS-4363. Merge change r1431088 from trunk

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1431101 13f79535-47bb-0310-9956-ffa450edef68
HDFS-4306. PBHelper.convertLocatedBlock miss convert BlockToken. Contributed by Binglin Chang.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1431118 13f79535-47bb-0310-9956-ffa450edef68
svn merge -c 1431131 FIXES: MAPREDUCE-4848. TaskAttemptContext cast error during AM recovery. Contributed by Jerry Chen


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1431134 13f79535-47bb-0310-9956-ffa450edef68
Merge branch 'branch-2' of github.com:griddynamics/yhadoop-common into branch-2-gd