MAPREDUCE-4942. mapreduce.Job has a bunch of methods that throw InterruptedException so its incompatible with MR1. (rkanter via tucu)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1480754 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-9550. Remove aspectj dependency. (kkambatl via tucu)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1480784 13f79535-47bb-0310-9956-ffa450edef68
YARN-507. Add interface visibility and stability annotations to FS interfaces/classes. (kkambatl via tucu)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1480800 13f79535-47bb-0310-9956-ffa450edef68
YARN-637. FS: maxAssign is not honored. (kkambatl via tucu)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1480803 13f79535-47bb-0310-9956-ffa450edef68
YARN-655. Fair scheduler metrics should subtract allocated memory from available memory. (sandyr via tucu)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1480810 13f79535-47bb-0310-9956-ffa450edef68
YARN-598. Add virtual cores to queue metrics. (sandyr via tucu)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1480817 13f79535-47bb-0310-9956-ffa450edef68
Merge remote branch 'origin/branch-2' into branch-2-gd
Merge remote branch 'origin/branch-2-gd' into fb-MAPREDUCE-4884-branch-2-gd