Recycling 72 x for72

[boudoul]

Keep RunTheMatrix uptodate with the 720pre7 GENSIM recycling

[cmsbuild]

A new Pull Request was created by @boudoul (boudoul) for CMSSW_7_2_X.

Recycling 72 x for72

It involves the following packages:

Configuration/PyReleaseValidation

@cmsbuild, @davidlange6, @franzoni, @nclopezo, @vlimant can you please review it and eventually sign? Thanks.
@ghellwig this is something you requested to watch as well.
You can sign-off by replying to this message having '+1' in the first line of your reply.
You can reject by replying to this message having '-1' in the first line of your reply.
@nclopezo you are the release manager for this.
You can merge this pull request by typing 'merge' in the first line of your comment.

[franzoni]

+1
the same as #5907

[cmsbuild]

This pull request is fully signed and it will be integrated in one of the next CMSSW_7_2_X IBs unless changes or unless it breaks tests. @nclopezo can you please take care of it?