Cleanup changes during rebase with trunk (Vrushali C)
Hadoop 2.6.4 release
Release candidate - 2.6.4-RC0
Hadoop 2.7.2 release
Rebase to latest trunk
Release candidate - 2.7.2-RC2
Hadoop 2.6.3 release
Release candidate - 2.7.2-RC1
Release candidate - 2.6.3-RC1
Release candidate - 2.6.3-RC0.1