YARN-2072. RM/NM UIs and webservices are missing vcore information. (Nathan Roberts via tgraves)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1605162 13f79535-47bb-0310-9956-ffa450edef68
HDFS-6593. Move SnapshotDiffInfo out of INodeDirectorySnapshottable. Contributed by Jing Zhao.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1605169 13f79535-47bb-0310-9956-ffa450edef68