HADOOP-9357. Fallback to default authority if not specified in FileContext. Contributed by Andrew Wang


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Merge -c 1462271 from trunk to branch-2 for YARN-450. Define value for * in the scheduling protocol (Zhijie Shen via bikas)

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HADOOP-9150. Avoid unnecessary DNS resolution attempts for logical URIs. Contributed by Todd Lipcon.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1462301 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-9444. Modify hadoop-policy.xml to replace unexpanded variables to a default value of '*'. Contributed by Roman Shaposhnik.
svn merge --ignore-ancestry -c 1462417 ../../trunk/


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1462418 13f79535-47bb-0310-9956-ffa450edef68
YARN-460. CS user left in list of active users for the queue even when application finished (tgraves)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1462500 13f79535-47bb-0310-9956-ffa450edef68
svn merge -c 1462632 FIXES: YARN-515. Node Manager not getting the master key. Contributed by Robert Joseph Evans


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1462634 13f79535-47bb-0310-9956-ffa450edef68
YARN-475. Remove a unused constant in the public API - ApplicationConstants.AM_APP_ATTEMPT_ID_ENV. Contributed by Hitesh Shah.
svn merge --ignore-ancestry -c 1463033 ../../trunk/


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svn merge -c 1463221 FIXES: MAPREDUCE-4974. Optimising the LineRecordReader initialize() method (Gelesh via bobby)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1463222 13f79535-47bb-0310-9956-ffa450edef68
YARN-309. Changed NodeManager to obtain heart-beat interval from the ResourceManager. Contributed by Xuan Gong.
svn merge --ignore-ancestry -c 1463346 ../../trunk/


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1463347 13f79535-47bb-0310-9956-ffa450edef68
HDFS-4655. DNA_FINALIZE is logged as being an unknown command by the DN when received from the standby NN. Contributed by Aaron T. Myers.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1463356 13f79535-47bb-0310-9956-ffa450edef68
HDFS-4656. DN heartbeat loop can be briefly tight. Contributed by Aaron T. Myers.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1463358 13f79535-47bb-0310-9956-ffa450edef68
Reverted MAPREDUCE-4974 because of test failures.


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YARN-516. Fix failure in TestContainerLocalizer caused by HADOOP-9357. Contributed by Andrew Wang.
svn merge --ignore-ancestry -c 1463362 ../../trunk/


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1463363 13f79535-47bb-0310-9956-ffa450edef68
YARN-447. Move ApplicationComparator in CapacityScheduler to use comparator in ApplicationId. Contributed by Nemon Lou.
svn merge --ignore-ancestry -c 1463405 ../../trunk/


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1463406 13f79535-47bb-0310-9956-ffa450edef68
HDFS-4658. Standby NN will log that it has received a block report "after becoming active". Contributed by Aaron T. Myers.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1463644 13f79535-47bb-0310-9956-ffa450edef68
Merge -c 1463653 from trunk to branch-2 for YARN-382. SchedulerUtils improve way normalizeRequest sets the resource capabilities (Zhijie Shen via bikas)

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svn merge -c 1463698 Merging from trunk to branch-2 to fix HDFS-4649.

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MAPREDUCE-4991. coverage for gridmix (Aleksey Gorshkov via tgraves)

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YARN-467. Modify public distributed cache to localize files such that no local directory hits unix file count limits and thus prevent job failures. Contributed by Omkar Vinit Joshi.
svn merge --ignore-ancestry -c 1463823 ../../trunk/


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1463824 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-5117. Changed MRClientProtocolPBClientImpl to be closeable and thus fix failures in renewal of HistoryServer's delegations tokens. Contributed by Siddharth Seth.
svn merge --ignore-ancestry -c 1463828 ../../trunk/


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