MAPREDUCE-5886. Merging change r1601704 from trunk to branch-2.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1601707 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-9555. Merging change r1601709 from trunk to branch-2.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1601713 13f79535-47bb-0310-9956-ffa450edef68
YARN-1424. RMAppAttemptImpl should return the DummyApplicationResourceUsageReport for all invalid accesses. (Ray Chiang via kasha)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1601745 13f79535-47bb-0310-9956-ffa450edef68
Merge 1601762 from trunk to branch-2 for YARN-2091. Add more values to ContainerExitStatus and pass it from NM to RM and then to app masters (Tsuyoshi OZAWA via bikas)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1601763 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-5834. Increased test-timeouts in TestGridMixClasses to avoid occassional failures. Contributed by Mit Desai.
svn merge --ignore-ancestry -c 1601764 ../../trunk/


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1601765 13f79535-47bb-0310-9956-ffa450edef68
HDFS-6364: Merging r1601771 from trunk to branch-2.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1601772 13f79535-47bb-0310-9956-ffa450edef68