[xmonad] darcs patch: Fix for issue 135

[Spencer Janssen]

On Wed, Apr 08, 2009 at 09:28:20PM +0200, Daniel Schoepe wrote:
> These patches solve issue 135, which was caused by using the border size
> of the configuration instead of the window's actual border size in
> floatLocation and because toggleBorders did not update the floating
> rectangles after removing/adding the border of a floating window.

> Wed Apr  8 20:59:56 CEST 2009  Daniel Schoepe <asgaroth_ at gmx.de>
>   * Use window's border width in floatLocation

One problem is that we do not set window borders before calling floatLocation,
so this might fix #135, but will break other things.

The whole border/floating thing needs to be reworked.