HDFS-4381. Document fsimage format details in FSImageFormat class javadoc. Contributed by Jing Zhao.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1432149 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-9139 improve killKdc.sh (Ivan A. Veselovsky via bobby)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1432151 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-9192. Move token related request/response messages to common. Contributed by Suresh Srinivas.

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HDFS-4384. test_libhdfs_threaded gets SEGV if JNIEnv cannot be initialized. Contributed by Colin Patrick McCabe


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Update CHANGES.txt to move HDFS-4328.


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MAPREDUCE-4921. JobClient should acquire HS token with RM principal (daryn via bobby)


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