YARN-1611. Introduced the concept of a configuration provider which can be used by ResourceManager to read configuration locally or from remote systems so as to help RM failover. Contributed by Xuan Gong.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1564002 13f79535-47bb-0310-9956-ffa450edef68
YARN-1498 addendum to fix findbugs warning

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1564018 13f79535-47bb-0310-9956-ffa450edef68
YARN-1639. Modified RM HA configuration handling to have a way of not requiring separate configuration files for each RM. Contributed by Xuan Gong.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1564032 13f79535-47bb-0310-9956-ffa450edef68
YARN-1659. Defined the ApplicationTimelineStore store as an abstraction for implementing different storage impls for storing timeline information. Contributed by Billie Rinaldi.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1564037 13f79535-47bb-0310-9956-ffa450edef68
YARN-1668. Modified RM HA handling of admin-acls to be available across RM failover by making using of a remote configuration-provider. Contributed by Xuan Gong.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1564043 13f79535-47bb-0310-9956-ffa450edef68
YARN-1667. Modified RM HA handling of super users (with proxying ability) to be available across RM failover by making using of a remote configuration-provider. Contributed by Xuan Gong.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1564100 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-10244. TestKeyShell improperly tests the results of delete (Larry
McCay via omalley)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1564137 13f79535-47bb-0310-9956-ffa450edef68
HDFS-5767. NFS implementation assumes userName userId mapping to be unique, which is not true sometimes. Contributed by Yongjun Zhang

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1564141 13f79535-47bb-0310-9956-ffa450edef68
Fix YARN's CHANGES.txt issue caused during the commit for YARN-1667.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1564185 13f79535-47bb-0310-9956-ffa450edef68
YARN-1673. Fix option parsing in YARN's application CLI after it is broken by YARN-967. Contributed by Mayank Bansal.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1564188 13f79535-47bb-0310-9956-ffa450edef68
YARN-1285. Changed the default value of yarn.acl.enable in yarn-default.xml to be consistent with what exists (false) in the code and documentation. Contributed by Kenji Kikushima.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1564190 13f79535-47bb-0310-9956-ffa450edef68
YARN-1684. Fixed history server heap size in yarn script. Contributed by Billie Rinaldi.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1564193 13f79535-47bb-0310-9956-ffa450edef68
HDFS-5791. TestHttpsFileSystem should use a random port to avoid binding error during testing. Contributed by Haohui Mai

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1564198 13f79535-47bb-0310-9956-ffa450edef68
YARN-1669. Modified RM HA handling of protocol level service-ACLS to be available across RM failover by making using of a remote configuration-provider. Contributed by Xuan Gong.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1564549 13f79535-47bb-0310-9956-ffa450edef68
YARN-1634. Added a testable in-memory implementation of ApplicationTimelineStore. Contributed by Zhijie Shen.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1564583 13f79535-47bb-0310-9956-ffa450edef68
HDFS-5399. Revisit SafeModeException and corresponding retry policies. Contributed by Haohui Mai.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1564629 13f79535-47bb-0310-9956-ffa450edef68
Correct CHANGES.txt entry for HDFS-5399 (contributed by Jing, not Haohui)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1564632 13f79535-47bb-0310-9956-ffa450edef68
YARN-1461. Added tags for YARN applications and changed RM to handle them. Contributed by Karthik Kambatla.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1564633 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-10273. Fix 'mvn site'.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1564638 13f79535-47bb-0310-9956-ffa450edef68
HDFS-5709. Improve NameNode upgrade with existing reserved paths and path components. Contributed by Andrew Wang.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1564645 13f79535-47bb-0310-9956-ffa450edef68