YARN-1796. container-executor shouldn't require o-r permissions. Contributed by Aaron T. Myers.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1613549 13f79535-47bb-0310-9956-ffa450edef68
YARN-1726. ResourceSchedulerWrapper broken due to AbstractYarnScheduler. (Wei Yan via kasha)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1613550 13f79535-47bb-0310-9956-ffa450edef68