rpm: alpha vs numeric

[Bill Nottingham]

Jesse Keating (jkeating at j2solutions.net) said: 
> Not to start this on yet another list, but I didn't seem to see a consensus 
> on the use of "rhfc1" to indicate fedora core 1.

To wit: the 'rh' part of 'rhfc1', while implying a lineage, also
implies that it's basically produced by Red Hat. And we hope that
in the future that's not solely the case.

Bill