HADOOP-8917. add LOCALE.US to toLowerCase in SecurityUtil.replacePattern. Contributed by Arpit Agarwal.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1450571 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-8917. Changed contributed by from Arpit Agarwal to Arpit Gupta.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1450575 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-5033. mapred shell script should respect usage flags (--help -help -h). Contributed by Andrew Wang.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1450584 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-5008. Merger progress miscounts with respect to EOF_MARKER. Contributed by Sandy Ryza.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1450723 13f79535-47bb-0310-9956-ffa450edef68
YARN-426. Failure to download a public resource prevents further downloads (Jason Lowe via bobby)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1450807 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-4892. Modify CombineFileInputFormat to not skew input slits' allocation on small clusters. Contributed by Bikas Saha.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1450912 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-4693. Historyserver should provide counters for failed tasks. Contributed by Xuan Gong.


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HADOOP-9339. IPC.Server incorrectly sets UGI auth type. Contributed by Daryn Sharp

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Typo in CHANGES.txt for HADOOP-9339

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HADOOP-9342. Remove jline from distribution. (thw via tucu)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1451071 13f79535-47bb-0310-9956-ffa450edef68
HDFS-4249: additional work on TestStartupProgress
Merge branch 'trunk' into HDFS-4249