Update CHANGES.txt to move HDFS-4772 to 2.1.0 section

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1495543 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-9619 Mark stability of .proto files (sanjay Radia)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1495564 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-9421. [RPC v9] Convert SASL to use ProtoBuf and provide negotiation capabilities (daryn)


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Deleting files missed for YARN-827

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HDFS-4205. fsck fails with symlinks. Contributed by Jason Lowe


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1495648 13f79535-47bb-0310-9956-ffa450edef68
MiniYARNCluster broken after YARN-827 (bikas)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1495684 13f79535-47bb-0310-9956-ffa450edef68
Merge remote-tracking branch 'apache/trunk' into HADOOP-9665
Update the test