svn merge -c 1390133. FIXES HADOOP-8822 relnotes.py (bobby)


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Merge -c 1390218 from trunk to branch-2.0.2-alpha to fix YARN-9. Rename YARN_HOME to HADOOP_YARN_HOME. Contributed by Vinod K V.

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Merge -c 1390218 from trunk to branch-2.0.2-alpha to fix HADOOP-8794. Rename YARN_HOME to HADOOP_YARN_HOME. Contributed by Vinod K V.

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Merge -c 1390218 from trunk to branch-2.0.2-alpha to fix MAPREDUCE-4649. Ensure MapReduce JobHistory Daemon doens't assume HADOOP_YARN_HOME and HADOOP_MAPRED_HOME are the same. Contributed by Vinod K V.

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Added release notes for 2.0.2-alpha.

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HDFS-3910. Revert from branch-2.0.2-alpha.

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Reverted MAPREDUCE-4253 from branch-2.0.2-alpha.

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HDFS-3972. Trash emptier fails in secure HA cluster. Contributed by Todd Lipcon


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Fix NodeManager to verify the application's user-name
svn merge --ignore-ancestry -c 1390825 ../../trunk/


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Merge -c 1391929 from trunk to branch-2.0.2-alpha to fix YARN-137. Change the default YARN scheduler to be the CapacityScheduler. Contributed by Siddharth Seth.

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Merge -c 1390557 from trunk to branch-2.0.2-alpha to fix MAPREDUCE-4647. We should only unjar jobjar if there is a lib directory in it. Contributed by Robert Evans.

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Merge -c 1391671 from trunk to branch-2.0.2-alpha to fix MAPREDUCE-4691. Historyserver can report 'Unknown job' after RM says job has completed. Contributed by Robert Evans.

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Merge -c 1391679 from trunk to branch-2.0.2-alpha to fix MAPREDUCE-4689. JobClient.getMapTaskReports on failed job results in NPE. Contributed by Jason Lowe.

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Merge -c 1386838 from trunk to branch-2.0.2-alpha to fix YARN-108. FSDownload can create cache directories with the wrong permissions. Contributed by Jason Lowe.

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Merge -c 1388580 from trunk to branch-2.0.2-alpha to fix YARN-88. DefaultContainerExecutor can fail to set proper permissions. Contributed by Jason Lowe.

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Merge -c 1391649 from trunk to branch-2.0.2-alpha to fix YARN-106. Nodemanager needs to set permissions of local directories. Contributed by Jason Lowe.

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Merge -c 1391944 from trunk to branch-2.0.2-alpha to fix YARN-138. Ensure default values for minimum/maximum container sizes is sane. Contributed by Harsh J and Siddharth Seth.

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Release notes.

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HADOOP-8738. Reverted since it broke MR based system tests.

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Updated release notes for 2.0.2-alpha.

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