MAPREDUCE-5261. Reverting the patch as it is no longer needed.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1488032 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-9287. Parallel-testing hadoop-common. Contributed by Andrey Klochkov


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1488040 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-5228. Bring back FileInputFormat.Counter and FileOuputFormat.Counter for binary compatibility with 1.x mapred APIs. Contributed by Mayank Bansal.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1488060 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-7391 Document Interface Classification from HADOOP-5073 (sanjay Radia)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1488069 13f79535-47bb-0310-9956-ffa450edef68