[packagekit] Retire the yum backend

[Richard Hughes]

On Fri, 2008-02-29 at 09:05 +0100, Tim Lauridsen wrote:
> I think it is about time to retire the yum backend and replace it with 
> the yum2 backend, so we don't have to fix two different yum backends for 
> api change, etc.
> So i think we should remove the current yum backend and rename the yum2 
> backen to yum backend.

Yes, soon, but not yet. I'm still doing some heavy hacking to the dbus
backend helper and it's good to have a reference that works.

We also need to get Canceling working before we switch the yum2 backend
to default.

Richard.