HDFS-5698. Use protobuf to serialize / deserialize FSImage. Contributed by Haohui Mai.

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HDFS-5837. dfs.namenode.replication.considerLoad should consider decommissioned nodes. Contributed by Tao Luo.

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HDFS-4370. Fix typo Blanacer in DataNode. Contributed by Chu Tong.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1566422 13f79535-47bb-0310-9956-ffa450edef68
HDFS-5886. Potential null pointer deference in RpcProgramNfs3#readlink(). Contributed by Brandon Li

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1566468 13f79535-47bb-0310-9956-ffa450edef68
YARN-1497. Fix comment and remove accidental println

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1566537 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-10333. Fix grammatical error in overview.html document. Contributed by René Nyffenegger.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1566709 13f79535-47bb-0310-9956-ffa450edef68
YARN-1637. Implemented a client library for Java users to post timeline entities and events. Contributed by Zhijie Shen.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1566752 13f79535-47bb-0310-9956-ffa450edef68
YARN-1459. Changed ResourceManager to depend its service initialization on the configuration-provider mechanism during startup too. Contributed by Xuan Gong.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1566791 13f79535-47bb-0310-9956-ffa450edef68
HDFS-5915. Refactor FSImageFormatProtobuf to simplify cross section reads. Contributed by Haohui Mai.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1566824 13f79535-47bb-0310-9956-ffa450edef68
HDFS-5921. Cannot browse file system via NN web UI if any directory has the sticky bit set. Contributed by Aaron T. Myers.


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YARN-1698. Fixed default TimelineStore in code to match what is documented in yarn-default.xml. Contributed by Zhijie Shen.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1566937 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-10326. M/R jobs can not access S3 if Kerberos is enabled. Contributed by bc Wong.


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YARN-1706. Created an utility method to dump timeline records to JSON strings. Contributed by Zhijie Shen.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1566982 13f79535-47bb-0310-9956-ffa450edef68
Preparing to release hadoop-2.3.0

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Release notes for hadoop-2.3.0.

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YARN-1697. NodeManager reports negative running containers (Sandy Ryza)

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HDFS-5929. Add blockpool % usage to HDFS federated nn page. Contributed by Siqi Li.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1567411 13f79535-47bb-0310-9956-ffa450edef68
Move YARN-1496, YARN-1498, YARN-1504, YARN-1499, and YARN-1497 under 2.4 in CHANGES.txt

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HADOOP-10338. Cannot get the FileStatus of the root inode from the new Globber (cmccabe)

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YARN-1719. Fixed the root path related Jersey warnings produced in ATSWebServices. Contributed by Billie Rinaldi.


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