MAPREDUCE-5899. Support incremental data copy in DistCp. Contributed by Jing Zhao.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1596931 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-10618. Remove SingleNodeSetup.apt.vm (Contributed by Akira Ajisaka)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1596964 13f79535-47bb-0310-9956-ffa450edef68
HDFS-6435. Add support for specifying a static uid/gid mapping for the NFS gateway. (atm via wang)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1596966 13f79535-47bb-0310-9956-ffa450edef68
YARN-2049. Added delegation-token support for the Timeline Server. Contributed by Zhijie Shen.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1597130 13f79535-47bb-0310-9956-ffa450edef68
YARN-1936. Added security support for the Timeline Client. Contributed by Zhijie Shen.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1597153 13f79535-47bb-0310-9956-ffa450edef68
YARN-1937. Added owner-only ACLs support for Timeline Client and server. Contributed by Zhijie Shen.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1597186 13f79535-47bb-0310-9956-ffa450edef68
YARN-2012. Fair Scheduler: allow default queue placement rule to take an arbitrary queue (Ashwin Shankar via Sandy Ryza)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1597204 13f79535-47bb-0310-9956-ffa450edef68
YARN-2059. Added admin ACLs support to Timeline Server. Contributed by Zhijie Shen.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1597207 13f79535-47bb-0310-9956-ffa450edef68
YARN-2073. Fair Scheduler: Add a utilization threshold to prevent preempting resources when cluster is free (Karthik Kambatla via Sandy Ryza)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1597209 13f79535-47bb-0310-9956-ffa450edef68
YARN-2096. Race in TestRMRestart#testQueueMetricsOnRMRestart. (Anubhav Dhoot via kasha)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1597223 13f79535-47bb-0310-9956-ffa450edef68
YARN-2071. Modified levelDB store permissions to be readable only by the server user. Contributed by Zhijie Shen.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1597231 13f79535-47bb-0310-9956-ffa450edef68
HDFS-6443. Fix MiniQJMHACluster related test failures. (Contributed by Zesheng Wu)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1597238 13f79535-47bb-0310-9956-ffa450edef68
HBASE-6110 adding more slow action log in critical write path (Liang Xie via stack)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1597633 13f79535-47bb-0310-9956-ffa450edef68
HDFS-6227. ShortCircuitCache#unref should purge ShortCircuitReplicas whose streams have been closed by java interrupts. Contributed by Colin Patrick McCabe.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1597829 13f79535-47bb-0310-9956-ffa450edef68
HDFS-6416. Use Time#monotonicNow in OpenFileCtx and OpenFileCtxCatch to avoid system clock bugs. Contributed by Abhiraj Butala

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1597868 13f79535-47bb-0310-9956-ffa450edef68
HDFS-6411. nfs-hdfs-gateway mount raises I/O error and hangs when a unauthorized user attempts to access it. Contributed by Brandon Li

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1597895 13f79535-47bb-0310-9956-ffa450edef68
YARN-2105. Fix TestFairScheduler after YARN-2012. (Ashwin Shankar via Sandy Ryza)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1597902 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-10625. Trim configuration names when putting/getting them to properties

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1598072 13f79535-47bb-0310-9956-ffa450edef68
HDFS-6442. Fix TestEditLogAutoroll and TestStandbyCheckpoints failure caused by port conficts. (Contributed by Zesheng Wu)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1598078 13f79535-47bb-0310-9956-ffa450edef68
HDFS-6448. BlockReaderLocalLegacy should set socket timeout based on conf.socketTimeout (liangxie via cmccabe)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1598079 13f79535-47bb-0310-9956-ffa450edef68