Merge branch 'trunk' into HDFS-12943
Project: http://git-wip-us.apache.org/repos/asf/hadoop/repo
Commit: http://git-wip-us.apache.org/repos/asf/hadoop/commit/5f9c3ca8
Tree: http://git-wip-us.apache.org/repos/asf/hadoop/tree/5f9c3ca8
Diff: http://git-wip-us.apache.org/repos/asf/hadoop/diff/5f9c3ca
Merge branch 'trunk' into HDFS-12943
Project: http://git-wip-us.apache.org/repos/asf/hadoop/repo
Commit: http://git-wip-us.apache.org/repos/asf/hadoop/commit/f37c0a89
Tree: http://git-wip-us.apache.org/repos/asf/hadoop/tree/f37c0a89
Diff: http://git-wip-us.apache.org/repos/asf/hadoop/diff/f37c0a8