HDFS-5106. TestDatanodeBlockScanner fails on Windows due to incorrect path format. Contributed by Chuan Liu.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1514911 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-9880. SASL changes from HADOOP-9421 breaks Secure HA NN. Contributed by Daryn Sharp.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1514913 13f79535-47bb-0310-9956-ffa450edef68
YARN-107. Fixed ResourceManager and clients to better handle forceKillApplication on non-running and finished applications. Contributed by Xuan Gong.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1514918 13f79535-47bb-0310-9956-ffa450edef68