Suggestion: Use Buildbot

[Andy Gill]

Galois would be happy to run this on a PPC-OSX, and in a month or so  
on X86-OSX. We already build HEAD on PPC every night.

AndyG


> We could have a round-the-clock fast build: tune the build for  
> speed, don't include extralibs, just do a fast testsuite run, and  
> perhaps do this on multiple platforms, I think it would be a big  
> win.  I can probably find some suitable machines here.
>
> Cheers,
> 	Simon