Mention X.L.Groups.ModifySpec's rank-2 type in the doc
Mention X.L.Groups.ModifySpec's rank-2 type in the doc

Ignore-this: 2061238abf835cb20579a4899655cec2

darcs-hash:20100117115601-5ccef-4c841e0535ffb6ba3bbac8ae5ae7720de4a32066

yzhou61/xmonad-contrib,yzhou61/xmonad-contrib,yzhou61/xmonad-contrib