HADOOP-7106. Reorganize SVN layout to combine HDFS, Common, and MR in a single tree (project unsplit)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/yahoo-merge@1134994 13f79535-47bb-0310-9956-ffa450edef68
3915 files changed
tree: 40c9c4915708d177b88d42e43e7bb0e5666b418d
  1. common/
  2. hdfs/
  3. mapreduce/