HADOOP-9559. When metrics system is restarted MBean names get incorrectly flagged as dupes. Contributed by Mostafa Elhemali and Mike Liddell.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1604225 13f79535-47bb-0310-9956-ffa450edef68
HDFS-6535. HDFS quota update is wrong when file is appended. Contributed by George Wong.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1604226 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-5830. Added back the private API HostUtil.getTaskLogUrl(..) for binary compatibility with older clients like Hive 0.13. Contributed by Akira Ajisaka.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1604230 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-10689. InputStream is not closed in AzureNativeFileSystemStore#retrieve(). Contributed by Chen He.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1604233 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-10690. Lack of synchronization on access to InputStream in NativeAzureFileSystem#NativeAzureFsInputStream#close(). Contributed by Chen He.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1604236 13f79535-47bb-0310-9956-ffa450edef68
HDFS-6557. Move the reference of fsimage to FSNamesystem. Contributed by Haohui Mai.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1604242 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-10479. Fix new findbugs warnings in hadoop-minikdc. Contributed by Swarnim Kulkarni.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1604292 13f79535-47bb-0310-9956-ffa450edef68
HDFS-6222. Remove background token renewer from webhdfs. Contributed by Rushabh Shah and Daryn Sharp.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1604300 13f79535-47bb-0310-9956-ffa450edef68