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/branch-0.21@1134994 13f79535-47bb-0310-9956-ffa450edef68
3429 files changed
tree: a93ed747a87681c26e41af2ecb54e813be2d88b8
  1. common/
  2. hdfs/
  3. mapreduce/