svn commit: r9956 - in /release/mesos: 0.20.0/ 0.20.1/ 0.21.0/ 0.21.1/

[me]

Author: me
Date: Fri Jul 24 01:25:13 2015
New Revision: 9956

Log:
Removed old releases (0.20.x, 0.21.x) from svn.

Removed:
    release/mesos/0.20.0/
    release/mesos/0.20.1/
    release/mesos/0.21.0/
    release/mesos/0.21.1/