Prompt.hs: replace magic numbers with understandable names
Prompt.hs: replace magic numbers with understandable names

Ignore-this: 8401c0213be9a32c925e1bd0ba5e01f1

darcs-hash:20081119212502-f7719-cf99c92cd71fbd5c68c5f5dd904278b07886ab66

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