Fixing YARN CHANGES.txt. The general bug list got mixed up with HADOOP-8562 sub-tasks.
svn merge --ignore-ancestry -c 1505847 ../../trunk/


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1505848 13f79535-47bb-0310-9956-ffa450edef68
YARN-853. Fixed CapacityScheduler's maximum-am-resource-percent to properly work beyond refreshing queues. Contributed by Devaraj K.
svn merge --ignore-ancestry -c 1505855 ../../trunk/


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1505856 13f79535-47bb-0310-9956-ffa450edef68
YARN-461. Fair scheduler should not accept apps with empty string queue name. (ywskycn via tucu)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1505862 13f79535-47bb-0310-9956-ffa450edef68
Merge remote branch 'origin/branch-2' into branch-2-gd