release-0.21.0
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/tags/release-0.21.0@1134994 13f79535-47bb-0310-9956-ffa450edef68