YARN-1447. Common PB type definitions for container resizing. (Wangda Tan via Sandy Ryza)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1548321 13f79535-47bb-0310-9956-ffa450edef68
YARN-1181. Augment MiniYARNCluster to support HA mode (kasha)

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Merge -c 1548336 from trunk to branch-2 to fix YARN-1438. Ensure container diagnostics includes exception from container launch. Contributed by Steve Loughran.

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HDFS-5633. Merge change r1548359 from trunk.

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YARN-546. Allow disabling the Fair Scheduler event log. (Sandy Ryza)

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HDFS-5590. Merge change r1548368 from trunk.

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