YARN-1718. Fix a couple isTerminals in Fair Scheduler queue placement rules (Sandy Ryza)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1569928 13f79535-47bb-0310-9956-ffa450edef68
HDFS-5973. add DomainSocket#shutdown method. (cmccabe)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1569950 13f79535-47bb-0310-9956-ffa450edef68
HDFS-5318. Support read-only and read-write paths to shared replicas. (Contributed by Eric Sirianni)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1569951 13f79535-47bb-0310-9956-ffa450edef68
HDFS-5868. Make hsync implementation pluggable. (Contributed by Buddy Taylor)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1569978 13f79535-47bb-0310-9956-ffa450edef68
YARN-713. Fixed ResourceManager to not crash while building tokens when DNS issues happen transmittently. Contributed by Jian He.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1569979 13f79535-47bb-0310-9956-ffa450edef68
HDFS-5483. NN should gracefully handle multiple block replicas on same DN. (Arpit Agarwal)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1570040 13f79535-47bb-0310-9956-ffa450edef68
HDFS-5742. DatanodeCluster (mini cluster of DNs) fails to start. (Arpit Agarwal)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1570067 13f79535-47bb-0310-9956-ffa450edef68
HDFS-5979. Typo and logger fix for fsimage PB code. (wang)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1570070 13f79535-47bb-0310-9956-ffa450edef68