workaround for Xinput reporting shifted coordinates in multi-screen setup
workaround for Xinput reporting shifted coordinates in multi-screen setup

darcs-hash:20080919002415-485ad-e46bbba7e1a0b1886b1392e24b828f0938140afc.gz

thjaeger/easystroke,RaphaelRochet/easystroke,thjaeger/easystroke,RaphaelRochet/easystroke