HDFS-5393. Serve bootstrap and jQuery locally. Contributed by Haohui Mai.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1543248 13f79535-47bb-0310-9956-ffa450edef68
YARN-709. Added tests to verify validity of delegation tokens and logging of appsummary after RM restart. Contributed by Jian He.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1543269 13f79535-47bb-0310-9956-ffa450edef68