[Xmonad] darcs patch: make LayoutHints compile again (and 2 more)

Tue Nov 6 00:30:20 CET 2007 l.mai@web.de * make LayoutHints compile again Tue Nov 6 00:31:43 CET 2007 l.mai@web.de * add LayoutHints to MetaModule Tue Nov 6 00:32:18 CET 2007 l.mai@web.de * make TilePrime compile again