YARN-1591. Fixed AsyncDispatcher to handle interrupts on shutdown in a sane manner and thus fix failure of TestResourceTrackerService. Contributed by Tsuyoshi Ozawa.
svn merge --ignore-ancestry -c 1578628 ../../trunk/


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1578629 13f79535-47bb-0310-9956-ffa450edef68
YARN-1839. Fixed handling of NMTokens in ResourceManager such that containers launched by AMs running on the same machine as the AM are correctly propagated. Contributed by Jian He.
svn merge --ignore-ancestry -c 1578631 ../../trunk/


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1578632 13f79535-47bb-0310-9956-ffa450edef68