MAPREDUCE-5957. AM throws ClassNotFoundException with job classloader enabled if custom output format/committer is used. Contributed by Sangjin Lee


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1612358 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-10857. Native Libraries Guide does not mention a dependency on openssl-development package (ozawa via cmccabe)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1612384 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-10720. KMS: Implement generateEncryptedKey and decryptEncryptedKey in the REST API. (asuresh via tucu)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1612399 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-5756. CombineFileInputFormat.getSplits() including directories in its results. Contributed by Jason Dere


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1612400 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-10755. Support negative caching of user-group mapping. Contributed by Lei Xu.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1612408 13f79535-47bb-0310-9956-ffa450edef68
YARN-2321. NodeManager web UI can incorrectly report Pmem enforcement. Contributed by Leitao Guo


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1612411 13f79535-47bb-0310-9956-ffa450edef68
Merge branch 'trunk' into HDFS-5642