HDFS-6892. Add XDR packaging method for each NFS request. Contributed by Brandon Li
HDFS-6938. Cleanup javac warnings in FSNamesystem. Contributed by Charles Lamb.
HADOOP-10746. HttpServer2 should not load JspServlet. Contributed by Haohui Mai.
HDFS-6773. MiniDFSCluster should skip edit log fsync by default.  Contributed by Stephen Chu.
HDFS-4486. Add log category for long-running DFSClient notices.  Contributed by Zhe Zhang.
HDFS-6902. FileWriter should be closed in finally block in BlockReceiver#receiveBlock() (Tsuyoshi OZAWA via Colin Patrick McCabe)
HDFS-6879. Adding tracing to Hadoop RPC.  Contributed by Masatake Iwasaki.
Add HDFS-6879 to CHANGES.txt
HADOOP-10957. The globber will sometimes erroneously return a permission denied exception when there is a non-terminal wildcard.
HADOOP-11001. Fix test-patch to work with the git repo. (kasha)
HADOOP-10880. Move HTTP delegation tokens out of URL querystring to a header. (tucu)
Fixing CHANGES.txt, moving HADOOP-8815 to 2.6.0 release
Fix up CHANGES.txt for HDFS-6134, HADOOP-10150 and related JIRAs following merge to branch-2

Conflicts:
	hadoop-common-project/hadoop-common/CHANGES.txt
	hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
	hadoop-mapreduce-project/CHANGES.txt

Conflicts:
	hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
Fix typos in log messages. Contributed by Ray Chiang
HDFS-6865. Byte array native checksumming on client side. Contributed by James Thomas.
HADOOP-11005. Fix HTTP content type for ReconfigurationServlet. Contributed by Lei Xu.
HADOOP-11013. CLASSPATH handling should be consolidated, debuggable (aw)
YARN-2406. Move RM recovery related proto to yarn_server_resourcemanager_recovery.proto. Contributed by Tsuyoshi OZAWA
Add CHANGES.txt for YARN-2406.
YARN-2405. NPE in FairSchedulerAppsBlock. (Tsuyoshi Ozawa via kasha)