svn merge -c 1127591 from trunk for HADOOP-7320.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/yahoo-merge@1127731 13f79535-47bb-0310-9956-ffa450edef68

Author: szetszwo

CHANGES.txt

@@ -80,6 +80,9 @@ Trunk (unreleased changes)
     HADOOP-7286. Refactor the du/dus/df commands to conform to new FsCommand
     class. (Daryn Sharp via todd)
 
+    HADOOP-7320. Refactor the copy and move commands to conform to new
+    FsCommand class. (Daryn Sharp via todd)
+
   OPTIMIZATIONS
 
   BUG FIXES