HADOOP-9355. Abstract Symlink tests to use either FileContext or FileSystem (Andrew Wang via Colin Patrick McCabe)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1496690 13f79535-47bb-0310-9956-ffa450edef68
YARN-874. Making common RPC to switch to not switch to simple when other mechanisms are enabled and thus fix YARN/MR test failures after HADOOP-9421. Contributed by Daryn Sharp and Vinod Kumar Vavilapalli.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1496692 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-5326. Added version to shuffle header. Contributed by Zhijie Shen.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1496741 13f79535-47bb-0310-9956-ffa450edef68
YARN-869. Move ResourceManagerAdministrationProtocol out of main YARN api. Contributed by Vinod K V.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1496751 13f79535-47bb-0310-9956-ffa450edef68
Preparing for hadoop-2.1.0-beta release.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1496791 13f79535-47bb-0310-9956-ffa450edef68
Release notes for hadoop-2.1.0-beta.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1496797 13f79535-47bb-0310-9956-ffa450edef68
Merge branch 'trunk' into HDFS-4372
HDFS-4372: remove unused imports from StartupProgress
HDFS-4372: switch from boxed Long to primitive long in tracking data structures