Simplyify L.Mosaic interface, and support resizing specific windows
Simplyify L.Mosaic interface, and support resizing specific windows

Ignore-this: acea22bec582ee5eb076ac3bc862a9ea

The order previously was not as documented, which prevented resizing specific
windows.

The Mosaic constructor is hidden in favour of mosaic :: Rational -> [Rational] -> Mosaic a

Expand and Shrink messages are added, requiring another argument.

Remove useless demonstration of SlopeMod message since resizing the focused
window is better.

darcs-hash:20090524193810-1499c-ab6214eb3ae298968c29f0edd9b1a4e3fe94715a

jthornber/XMonadContrib,jthornber/XMonadContrib