HADOOP-10746. TestSocketIOWithTimeout#testSocketIOWithTimeout fails on Power PC. (Contributed by Jinghui Wang)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1605140 13f79535-47bb-0310-9956-ffa450edef68
YARN-2109. Fix TestRM to work with both schedulers. (Anubhav Dhoot via kasha)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1605142 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-10652. Refactor Proxyusers to use AccessControlList. (Contributed by Benoy Antony)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1605145 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-10717. HttpServer2 should load jsp DTD from local jars instead of going remote. Contributed by Dapeng Sun.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1605146 13f79535-47bb-0310-9956-ffa450edef68