Spiral.hs: add 'description' function to LayoutClass instance for SpiralWithDir.
Spiral.hs: add 'description' function to LayoutClass instance for SpiralWithDir.

darcs-hash:20071016140959-bd4d7-4375de268b8544a30b9fd153fe8cdb0da5cf2b68

kmels/xmonad-launcher,kmels/xmonad-launcher