merge vm_version_x86_{32,64}.hpp

[Paul Hohensee]

Feel free. :)  In general, if you're changing things somewhere, feel 
free to refactor.

Paul

Christian Thalinger wrote:
> Hi!
>
> While adding some code to vm_version_x86_{32,64}.hpp, I wonder if it
> would be worth to merge these two into a single vm_version_x86.hpp and
> leave the (very small) differences in their own files?  Would make
> things a bit easier...
>
> Maybe this could also be done for the .cpp part.
>
> -- Christian
>
>