[xmonad] automatically generating template xmonad.hs if it doesn't exist

[Don Stewart]

allbery:
> 
> On Jan 3, 2008, at 17:19 , Don Stewart wrote:
> 
> >well, a lot of other apps don't put stub config files in, vim/mutt/ion
> >etc. they instead document what needs to be done.
> 
> As a counterexample, last I checked Pine did copy in a default config.

So I'm open to the idea, but need a good story for how to 
avoid *requiring* ghc at runtime. At the moment, as soon as
you create a config file, xmonad will try to compile it.

If you never customise xmonad, then that runtime dependency isn't 
required. But maybe that doesn't matter?

-- Don