Command hdfs dfs -rm -r can't remove empty directory. Contributed by Yongjun Zhang.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1594036 13f79535-47bb-0310-9956-ffa450edef68
HDFS-6230. Expose upgrade status through NameNode web UI. Contributed by Mit Desai.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1594040 13f79535-47bb-0310-9956-ffa450edef68
HDFS-5522. Datanode disk error check may be incorrectly skipped. Contributed by Rushabh Shah.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1594055 13f79535-47bb-0310-9956-ffa450edef68
YARN-2016. Fix a bug in GetApplicationsRequestPBImpl to add the missed fields to proto. Contributed by Junping Du

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1594085 13f79535-47bb-0310-9956-ffa450edef68
YARN-1976. Fix CHANGES.txt for YARN-1976.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1594123 13f79535-47bb-0310-9956-ffa450edef68
HDFS-6367. EnumSetParam$Domain#parse fails for parameter containing more than one enum. Contributed by Yi Liu.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1594150 13f79535-47bb-0310-9956-ffa450edef68
HDFS-6334. Client failover proxy provider for IP failover based NN HA. Contributed by Kihwal Lee.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1594263 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-10585. Retry polices ignore interrupted exceptions (Daryn Sharp via jeagles)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1594267 13f79535-47bb-0310-9956-ffa450edef68
HDFS-6305. WebHdfs response decoding may throw RuntimeExceptions (Daryn Sharp via jeagles)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1594273 13f79535-47bb-0310-9956-ffa450edef68
YARN-1751. Improve MiniYarnCluster for log aggregation testing. Contributed by Ming Ma


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1594275 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-10566. Refactor proxyservers out of ProxyUsers. Contributed by Benoy Antony.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1594280 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-10566. Adding files missed in previous commit 1594280

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1594282 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-10572. Example NFS mount command must pass noacl as it isn't supported by the server yet. Contributed by Harsh J.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1594289 13f79535-47bb-0310-9956-ffa450edef68
HDFS-6186. Pause deletion of blocks when the namenode starts up. Contributed by Jing Zhao.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1594314 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-5888. Failed job leaves hung AM after it unregisters (Jason Lowe via jeagles)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1594317 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-10583. bin/hadoop key throws NPE with no args and assorted other fixups. (clamb via tucu)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1594320 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-5814. fat jar with *-default.xml may fail when mapreduce.job.classloader=true. Contributed by Gera Shegalov


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1594326 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-5652. NM Recovery. ShuffleHandler should handle NM restarts. (Jason Lowe via kasha)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1594329 13f79535-47bb-0310-9956-ffa450edef68
HDFS-6355. Fix divide-by-zero, improper use of wall-clock time in BlockPoolSliceScanner (cmccabe)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1594338 13f79535-47bb-0310-9956-ffa450edef68
YARN-1861. Fixed a bug in RM to reset leader-election on fencing that was causing both RMs to be stuck in standby mode when automatic failover is enabled. Contributed by Karthik Kambatla and Xuan Gong.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1594356 13f79535-47bb-0310-9956-ffa450edef68