[xmonad] darcs patch: Always float ediff windows

[Don Stewart]

sjanssen:
> On Wed, Jan 30, 2008 at 08:37:31PM -0500, Alec Berryman wrote:
> > ediff is a popular and widely-used interactive diff/merge mode included
> > with emacs.  It works by opening up a small window that the user keeps
> > in focus while using ediff commands like next patch; if the main emacs
> > window is in focus, none of the ediff key commands are available.  The
> > small window generally obscures what the user is interested in and is
> > kept as small and out of the way as possible; by default, it opens up
> > very tiny in the top right of the screen.
> > 
> > The window is already in way just by existing, but having xmonad try to
> > manage it really screws things up.  It's in the same class as MPlayer
> > and GIMP; there's no use case for managing it, so do the right thing by
> > default and always float it.
> > 
> > I used title instead of className because the className is emacs, and
> > floating all emacs buffers is definitely not the right thing to do.
> > 
> > Wed Jan 30 18:38:20 EST 2008  Alec Berryman <alec at thened.net>
> >   * Always float ediff windows
> 
> I tend to agree with Andrea's analysis here -- I don't think we can get into
> adding these workarounds for every goofy application.
> 
> You might consider sending a bug report to the emacs people, setting
> WM_TRANSIENT_FOR on this window will improve this application's behavior in all
> window managers.

We could collect a list of wacky stuff in an import Wacky module. 
Or maybe just collect them on the wiki