HADOOP-10890. TestDFVariations.testMount fails intermittently. (Contributed by Yongjun Zhang)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1612916 13f79535-47bb-0310-9956-ffa450edef68
HDFS-6422. getfattr in CLI doesn't throw exception or return non-0 return code when xattr doesn't exist. (Charles Lamb via umamahesh)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1612922 13f79535-47bb-0310-9956-ffa450edef68
HDFS-6114. Block Scan log rolling will never happen if blocks written continuously leading to huge size of dncp_block_verification.log.curr (vinayakumarb via cmccabe)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1612943 13f79535-47bb-0310-9956-ffa450edef68
HDFS-6455. NFS: Exception should be added in NFS log for invalid separator in nfs.exports.allowed.hosts. Contributed by Abhiraj Butala

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1612947 13f79535-47bb-0310-9956-ffa450edef68
YARN-2147. client lacks delegation token exception details when application submit fails. Contributed by Chen He


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1612950 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-10887. Add XAttrs to ViewFs and make XAttrs + ViewFileSystem internal dir behavior consistent. Contributed by Stephen Chu.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1612951 13f79535-47bb-0310-9956-ffa450edef68
YARN-2300. Improved the documentation of the sample requests for RM REST API - submitting an app. Contributed by Varun Vasudev.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1612981 13f79535-47bb-0310-9956-ffa450edef68
YARN-1342. Recover container tokens upon nodemanager restart. Contributed by Jason Lowe.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1612995 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-10882. Move DirectBufferPool into common util. Contributed by Todd Lipcon.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1613006 13f79535-47bb-0310-9956-ffa450edef68
HDFS-6657. Remove link to 'Legacy UI' in trunk's Namenode UI. Contributed by Vinayakumar B.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1613195 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-10894. Fix dead link in ToolRunner documentation. (Contributed by Akira Ajisaka)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1613200 13f79535-47bb-0310-9956-ffa450edef68
HDFS-6723. New NN webUI no longer displays decommissioned state for dead node. Contributed by Ming Ma.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1613220 13f79535-47bb-0310-9956-ffa450edef68
HDFS-6715. Webhdfs wont fail over when it gets java.io.IOException: Namenode is in startup mode. Contributed by Jing Zhao.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1613237 13f79535-47bb-0310-9956-ffa450edef68
Name node cannot start if the path of a file under construction contains .snapshot. (wang)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1613329 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-10891. Add EncryptedKeyVersion factory method to KeyProviderCryptoExtension. (wang)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1613332 13f79535-47bb-0310-9956-ffa450edef68
Merge from trunk to branch

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