HADOOP-10345. Sanitize the the inputs (groups and hosts) for the proxyuser configuration. Contributed by Benoy Antony.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1583454 13f79535-47bb-0310-9956-ffa450edef68
YARN-1889. In Fair Scheduler, avoid creating objects on each call to AppSchedulable comparator (Hong Zhiguo via Sandy Ryza)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1583491 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-5759. Remove unnecessary conf load in Limits (Sandy Ryza)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1583497 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-10414. Incorrect property name for RefreshUserMappingProtocol in hadoop-policy.xml. Contributed by Joey Echeverria.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1583729 13f79535-47bb-0310-9956-ffa450edef68
Merge branch 'trunk' into MAPREDUCE-5809
YARN-1898. Made Standby RM links conf, stacks, logLevel, metrics, jmx, logs and static not be redirected to Active RM. Contributed by Xuan Gong.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1583833 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-10455. When there is an exception, ipc.Server should first check whether it is an terse exception.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1583842 13f79535-47bb-0310-9956-ffa450edef68
HDFS-6167. Relocate the non-public API classes in the hdfs.client package.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1583878 13f79535-47bb-0310-9956-ffa450edef68
HDFS-5591. Checkpointing should use monotonic time when calculating period. Contributed by Charles Lamb.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1583926 13f79535-47bb-0310-9956-ffa450edef68
HDFS-5570. Deprecate hftp / hsftp and replace them with webhdfs / swebhdfs. Contributed by Haohui Mai.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1584100 13f79535-47bb-0310-9956-ffa450edef68
HDFS-5570. Addendum commit for r1584100.

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HADOOP-10459. distcp V2 doesn't preserve root dir's attributes when -p is specified. Contributed by Yongjun Zhang.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1584227 13f79535-47bb-0310-9956-ffa450edef68
Move MAPREDUCE-5014 to the right section now that it's been merged to branch-2.


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HDFS-6190. Minor textual fixes in DFSClient. Contributed by Charles Lamb.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1584376 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-5818. Added "hsadmin" command into mapred.cmd. Contributed by Jian He.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1584378 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-10454. Provide FileContext version of har file system. (Kihwal Lee via jeagles)

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Fixing an error in CHANGES.txt

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HADOOP-10462. DF#getFilesystem is not parsing the command output. Contributed by Akira AJISAKA.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1584571 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-10456. Bug in Configuration.java exposed by Spark (ConcurrentModificationException). Contributed by Nishkam Ravi.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1584575 13f79535-47bb-0310-9956-ffa450edef68
HDFS-6189. Multiple HDFS tests fail on Windows attempting to use a test root path containing a colon.  Contributed by cnauroth


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