YARN-1331. Merging change r1534500 from branch-2 to branch-2.2

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.2@1534502 13f79535-47bb-0310-9956-ffa450edef68
YARN-1315. TestQueueACLs should also test FairScheduler (Sandy Ryza)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.2@1534512 13f79535-47bb-0310-9956-ffa450edef68