MAPREDUCE-5724. JobHistoryServer does not start if HDFS is not running. (tucu)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1558852 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-10177. Create CLI tools for managing keys. (Larry McCay via omalley)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1558867 13f79535-47bb-0310-9956-ffa450edef68
YARN-1608. LinuxContainerExecutor has a few DEBUG messages at INFO level (kasha)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1558874 13f79535-47bb-0310-9956-ffa450edef68
YARN-1606. Fix the default value of yarn.resourcemanager.zk-timeout-ms in yarn-default.xml (kasha)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1558882 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-10146. Workaround JDK7 Process fd close bug (daryn)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1558883 13f79535-47bb-0310-9956-ffa450edef68