YARN-749. Rename ResourceRequest.(get,set)HostName to ResourceRequest.(get,set)ResourceName. Contributed by Arun C. Murthy.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1488806 13f79535-47bb-0310-9956-ffa450edef68
YARN-720 and MAPREDUCE-5291. container-log4j.properties should not refer to mapreduce properties. Update MRApp to use YARN properties for log setup. Contributed by Zhijie Shen.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1488829 13f79535-47bb-0310-9956-ffa450edef68