MAPREDUCE-6002. Made MR task avoid reporting error to AM when the task process is shutting down. Contributed by Wangda Tan.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1613743 13f79535-47bb-0310-9956-ffa450edef68
YARN-2247. Made RM web services authenticate users via kerberos and delegation token. Contributed by Varun Vasudev.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1613821 13f79535-47bb-0310-9956-ffa450edef68
HDFS-6717. JIRA HDFS-5804 breaks default nfs-gateway behavior for unsecured config. Contributed by Brandon Li

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1614125 13f79535-47bb-0310-9956-ffa450edef68
HDFS-6739. Add getDatanodeStorageReport to ClientProtocol.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1614215 13f79535-47bb-0310-9956-ffa450edef68
HDFS-5642: update BUILDING.txt to mention that Windows needs CMake.
HADOOP-10876. The constructor of Path should not take an empty URL as a parameter. Contributed by Zhihai Xu.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1614230 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-8069. Enable TCP_NODELAY by default for IPC. (Contributed by Todd Lipcon)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1614242 13f79535-47bb-0310-9956-ffa450edef68
Merge branch 'trunk' into HDFS-5642