HDFS-3308. Uses canonical URI to select delegation tokens in HftpFileSystem and WebHdfsFileSystem.  Contributed by Daryn Sharp


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1328482 13f79535-47bb-0310-9956-ffa450edef68
Revert r1328482 for HDFS-3308.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1328487 13f79535-47bb-0310-9956-ffa450edef68
HDFS-3308. Uses canonical URI to select delegation tokens in HftpFileSystem and WebHdfsFileSystem.  Contributed by Daryn Sharp


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1328541 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-3812. Lower default allocation sizes, fix allocation configurations and document them (Harsh J via bobby)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1329282 13f79535-47bb-0310-9956-ffa450edef68
    HADOOP-8285 Use ProtoBuf for RpcPayLoadHeader (sanjay radia)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1329319 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-4190. Improve web UI for task attempts userlog link (Tom Graves via bobby)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1329398 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-4133. MR over viewfs is broken (John George via bobby)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1329403 13f79535-47bb-0310-9956-ffa450edef68
HDFS-3312. In HftpFileSystem, the namenode URI is non-secure but the delegation tokens have to use secure URI.  Contributed by Daryn Sharp


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1329462 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-8284. clover integration broken, also mapreduce poms are pulling in clover as a dependency. (phunt via tucu)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1329490 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-4141. clover integration broken, also mapreduce poms are pulling in clover as a dependency. (phunt via tucu)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1329493 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-8152. Expand public APIs for security library classes. Contributed by Aaron T. Myers


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1329541 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-4079. Allow MR AppMaster to limit ephemeral port range.(bobby via tgraves)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1329694 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-8309. Pseudo & Kerberos AuthenticationHandler should use getType() to create token (tucu)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1329713 13f79535-47bb-0310-9956-ffa450edef68
HDFS-3314. HttpFS operation for getHomeDirectory is incorrect. (tucu)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1329715 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-8306. ZKFC: improve error message when ZK is not running. Contributed by Todd Lipcon.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/HDFS-3042@1329960 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-7549. Use JDK ServiceLoader mechanism to find FileSystem implementations. (tucu)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1329994 13f79535-47bb-0310-9956-ffa450edef68
HDFS-3298. Add HdfsDataOutputStream as a public API.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1330064 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-8314. HttpServer#hasAdminAccess should return false if authorization is enabled but user is not authenticated. (tucu)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1330086 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-4193. broken doc link for yarn-default.xml in site.xml. Contributed by Patrick Hunt.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1330427 13f79535-47bb-0310-9956-ffa450edef68
Move HDFS-3282 and HDFS-3298 to 2.0.0 in CHANGES.txt.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1330443 13f79535-47bb-0310-9956-ffa450edef68