YARN-534. Change RM restart recovery to also account for AM max-attempts configuration after the restart. Contributed by Jian He.
svn merge --ignore-ancestry -c 1466208 ../../trunk/


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1466209 13f79535-47bb-0310-9956-ffa450edef68
HDFS-4643. Fix flakiness in TestQuorumJournalManager. Contributed by Todd Lipcon.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1466252 13f79535-47bb-0310-9956-ffa450edef68
Merge remote branch 'origin/branch-2' into branch-2-gd
Merge remote branch 'origin/branch-2-gd' into fb-YARN-474-branch-2-gd