HDFS-6830. BlockInfo.addStorage fails when DN changes the storage for a block replica. (Arpit Agarwal)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1616883 13f79535-47bb-0310-9956-ffa450edef68
HDFS-6830. Revert accidental checkin

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1616884 13f79535-47bb-0310-9956-ffa450edef68
HDFS-6828. Separate block replica dispatching from Balancer. Contributed by Tsz Wo Nicholas Sze.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1616889 13f79535-47bb-0310-9956-ffa450edef68
YARN-2212: ApplicationMaster needs to find a way to update the AMRMToken periodically. Contributed by Xuan Gong


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1616892 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-10862. Miscellaneous trivial corrections to KMS classes. (asuresh via tucu)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1616903 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-10224. JavaKeyStoreProvider has to protect against corrupting underlying store. (asuresh via tucu)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1616908 13f79535-47bb-0310-9956-ffa450edef68
YARN-2026. Fair scheduler: Consider only active queues for computing fairshare. (Ashwin Shankar via kasha)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1616915 13f79535-47bb-0310-9956-ffa450edef68