Move HDFS-5118 to 2.1.1-beta section.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1520650 13f79535-47bb-0310-9956-ffa450edef68
Fixing CHANGES.txt for YARN-758 as it is now merged into branch-2.1-beta.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1520659 13f79535-47bb-0310-9956-ffa450edef68
HDFS-4879. Add BlockedArrayList collection to avoid CMS full GCs (Contributed by Todd Lipcon)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1520667 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-8704. add request logging to jetty/httpserver (jeagles)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1520674 13f79535-47bb-0310-9956-ffa450edef68
Revert HADOOP-9877 because of breakage reported in HADOOP-9912



git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1520713 13f79535-47bb-0310-9956-ffa450edef68
YARN-1107. Fixed a bug in ResourceManager because of which RM in secure mode fails to restart. Contributed by Omkar Vinit Joshi.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1520726 13f79535-47bb-0310-9956-ffa450edef68
YARN-696. Changed RMWebservice apps call to take in multiple application states. Contributed by Trevor Lorimer.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1520736 13f79535-47bb-0310-9956-ffa450edef68
Merge remote-tracking branch: upstream/trunk