Rawhide wiki page revamp

Sat Mar 9 22:43:16 UTC 2013

On Sat, Mar 09, 2013 at 13:49:39 -0700,
   Kevin Fenzi <kevin at scrye.com> wrote:
>
>If you see anything just wrong or a typo or an error, just fix it.
>If you think any part of it should be further discussed, chime in. ;)

I suspect that the name is related to the old TV show "Rawhide". The title 
song had the phrase "rolling, rolling, rolling" which is somewhat applicable 
to Fedora's rawhide.