MAPREDUCE-5749. TestRMContainerAllocator#testReportedAppProgress Failed. Contributed by Jason Lowe


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1590046 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-5639. Port DistCp2 document to trunk (Akira AJISAKA via jeagles)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1590058 13f79535-47bb-0310-9956-ffa450edef68