[Xmonad] darcs patch: Magnifier.hs: add usage instructions. (and 3 more)

Mon Jun 18 23:22:15 CEST 2007 joachim.fasting@gmail.com * Magnifier.hs: add usage instructions. Tue Jun 19 01:20:51 CEST 2007 joachim.fasting@gmail.com * Circle.hs: only compute sqrt 2 once. Tue Jun 19 01:47:03 CEST 2007 joachim.fasting@gmail.com * run-xmonad.sh: use $HOME when setting PATH. Tue Jun 19 02:28:49 CEST 2007 joachim.fasting@gmail.com * Anneal.hs: add module header.