spec file changes: removing Release: and %changelog

[John Dennis]

Thanks for the work Colin, spec file maintenance has always been 
needlessly difficult and error prone, this should go a long way to helping.

Daniel P. Berrange wrote:
> We should optimize for the common case - not the edge-case. I'd welcome
> this automated release / changelog management. If a handful of packages
> need to opt-out that's still a huge win for the common case.

+1
-- 
John Dennis <jdennis at redhat.com>