[Xmonad] xmonad, now with workspace info in status bars

[Donald Bruce Stewart]

dons:
> dons:
> > So after some nudging from Rob, and Spencer, I added proper state
> > logging to xmonad. If you set 'logging = True' xmonad will print its 
> > internal state to stdout on each state change.
> > 
> > Then, using an external client, you can parse this info (the full state
> > of the window manager!) and render it however you want. One use is to 
> > pretty print the workspace info into dzen, as if we had a built in
> > status bar.
> > 
> > There's a script in XMonadContrib now, scripts/xmonad-status.hs, which
> > implements an example StackSet parser/pretty printer for status bars.
> > 
> > Screenshots of workspace statusbars:
> 
> Actually, the current xmonad-status.hs is more like:
> 
>     http://www.cse.unsw.edu.au/~dons/tmp/dons-dzen-status.png
> 
> (just numeric tags, since I don't use string tags).

An example script to set up a workspace trackign status bar,
communicating over a named pipe.

    http://www.cse.unsw.edu.au/~dons/tmp/run-xmonad

We'll probably recommend something like this.

-- Don