[Twisted-Python] Removing Python 2.6 Support after Twisted 15.1

[Phil Mayers]

On 19/03/15 00:42, Donald Stufft wrote:

> If you want newer than that you could possibly convince PyPy to build
> RPMs with COPR. I’m doing that for python-pip and co and it’s not
> very hard once you have the RPM spec file originally written, which
> could probably just be taken from Fedora.

IME that is usually a lot harder than it looks. We (try to) do it a lot 
and it's very common to need a lot of work backporting newer Fedora 
.spec to EL6. It's often easier to just roll a new one.