[Xmonad] darcs patch: add support for parseable layouts not in... (and 1 more)

This fixes the bug in the serialization of layout state. David Tue Sep 25 13:41:34 EDT 2007 David Roundy * add support for parseable layouts not in the default. Tue Sep 25 16:28:01 EDT 2007 David Roundy * fix bug in reading of SomeLayouts.