YARN-1392. Allow sophisticated app-to-queue placement policies in the Fair Scheduler (Sandy Ryza)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1542108 13f79535-47bb-0310-9956-ffa450edef68
svn merge -c 1542111 FIXES: HADOOP-9955. RPC idle connection closing is extremely inefficient (daryn)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1542112 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-10100. MiniKDC shouldn't use apacheds-all artifact. (rkanter via tucu)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1542124 13f79535-47bb-0310-9956-ffa450edef68
HDFS-5489. Merge change r1542158 from trunk.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1542159 13f79535-47bb-0310-9956-ffa450edef68