HDFS-7282. Fix intermittent TestShortCircuitCache and TestBlockReaderFactory failures resulting from TemporarySocketDirectory GC (Jinghui Wang via Colin P. McCabe)
HADOOP-10926. Improve test-patch.sh to apply binary diffs (cmccabe)
YARN-2502. Changed DistributedShell to support node labels. Contributed by Wangda Tan
MAPREDUCE-5933. Enabled MR AM to post history events to the timeline server. Contributed by Robert Kanter.
MAPREDUCE-6018. Added an MR specific config to enable emitting job history data to the timeline server. Contributed by Robert Kanter.
HADOOP-11233. hadoop.security.kms.client.encrypted.key.cache.expiry property spelled wrong in core-default. (Stephen Chu via yliu)
HDFS-6741. Improve permission denied message when FSPermissionChecker#checkOwner fails. Contributed by Stephen Chu and Harsh J. (harsh)
Revert "HADOOP-10926. Improve test-patch.sh to apply binary diffs (cmccabe)"

This reverts commit b0e19c9d54cecef191b91431f9ca62a76a000f45.
HDFS-6606. Optimize HDFS Encrypted Transport performance. (yliu)
YARN-2760. Remove 'experimental' from FairScheduler docs. (Harsh J via kasha)
RN-2279. Add UTs to cover timeline server authentication. Contributed by Zhijie Shen
HDFS-6663. Admin command to track file and locations from block id.
Contributed by Chen He.
HDFS-7213. processIncrementalBlockReport performance degradation.
Contributed by Eric Payne.
YARN-2758. Update TestApplicationHistoryClientService to use the new generic history store. Contributed by Zhijie Shen
HDFS-7291. Persist in-memory replicas with appropriate unbuffered copy API on POSIX and Windows. Contributed by Xiaoyu Yao.
YARN-2741. Made NM web UI serve logs on the drive other than C: on Windows. Contributed by Craig Welch.
HDFS-7235. DataNode#transferBlock should report blocks that don't exist using reportBadBlock (yzhang via cmccabe)
HDFS-7280. Use netty 4 in WebImageViewer. Contributed by Haohui Mai.
HADOOP-11217. Disable SSLv3 in KMS. (Robert Kanter via kasha)
HDFS-7274. Disable SSLv3 in HttpFS. (Robert Kanter via kasha)