Merge r1588324 from trunk: YARN-1870. FileInputStream is not closed in ProcfsBasedProcessTree#constructProcessSMAPInfo. (Fengdong Yu via junping_du)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1588328 13f79535-47bb-0310-9956-ffa450edef68
Merge r1588343 from trunk: YARN-1750. TestNodeStatusUpdater#testNMRegistration is incorrect in test case. (Wangda Tan via junping_du)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1588347 13f79535-47bb-0310-9956-ffa450edef68
Merge r1588365 from trunk: YARN-1947. TestRMDelegationTokens#testRMDTMasterKeyStateOnRollingMasterKey is failing intermittently. (Jian He via junping_du)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1588367 13f79535-47bb-0310-9956-ffa450edef68
YARN-1281. Fixed TestZKRMStateStoreZKClientConnections to not fail intermittently due to ZK-client timeouts. Contributed by Tsuyoshi Ozawa.
svn merge --ignore-ancestry -c 1588369 ../../trunk/


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1588371 13f79535-47bb-0310-9956-ffa450edef68