HDFS-5322. Merge change r1531440 from branch-2.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.2@1531442 13f79535-47bb-0310-9956-ffa450edef68
YARN-1044. used/min/max resources do not display info in the scheduler page (Sangjin Lee via Sandy Ryza)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.2@1531450 13f79535-47bb-0310-9956-ffa450edef68