HDFS-2976. Move attribution to release 2.6.0 section in CHANGES.txt.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1609849 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-8158. Move attribution to release 2.6.0 section in CHANGES.txt.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1609854 13f79535-47bb-0310-9956-ffa450edef68
HDFS-3851. Move attribution to release 2.6.0 section in CHANGES.txt.

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HADOOP-10736. Add key attributes to the key shell. Contributed by Mike Yoder.

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YARN-2274. FairScheduler: Add debug information about cluster capacity, availability and reservations. (kasha)

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HADOOP-10780. hadoop_user_info_alloc fails on FreeBSD due to incorrect sysconf use (trtrmitya via cmccabe)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1610470 13f79535-47bb-0310-9956-ffa450edef68
HDFS-2856. Fix block protocol so that Datanodes don't require root or jsvc. Contributed by Chris Nauroth.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1610474 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-10810. Clean up native code compilation warnings. Contributed by Chris Nauroth.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1610524 13f79535-47bb-0310-9956-ffa450edef68
Merge r1609845 through r1610532 from trunk.


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