MAPREDUCE-5012. Typo in javadoc for IdentityMapper class. Contributed by Adam Monsen.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1447865 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-5009. Killing the Task Attempt slated for commit does not clear the value from the Task commitAttempt member (Robert Parker via jeagles)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1447965 13f79535-47bb-0310-9956-ffa450edef68
YARN-400. RM can return null application resource usage report leading to NPE in client (Jason Lowe via tgraves)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1448241 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-9112. test-patch should -1 for @Tests without a timeout (Surenkumar Nihalani via bobby)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1448285 13f79535-47bb-0310-9956-ffa450edef68
YARN-236. RM should point tracking URL to RM web page when app fails to start (Jason Lowe via jeagles)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1448406 13f79535-47bb-0310-9956-ffa450edef68
HDFS-4502. JsonUtil.toFileStatus(..) should check if the fileId property exists.  Contributed by Brandon Li


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1448502 13f79535-47bb-0310-9956-ffa450edef68
HDFS-4499. Fix file/directory/snapshot deletion for file diff.  Contributed by Jing Zhao


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/HDFS-2802@1448504 13f79535-47bb-0310-9956-ffa450edef68
Merge r1446505 through r1448504 from trunk.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/HDFS-2802@1448505 13f79535-47bb-0310-9956-ffa450edef68