warp cursor on screen change
warp cursor on screen change

In the case of a screen change, we're changing the window focus, so we should
warp the cursor to the middle of the newly selected window.

Signed-off-by: Tycho Andersen <6b523322678240882acbb4da5312a12d8cd0082d@tycho.ws>

soulchainer/qtile,ramnes/qtile,ramnes/qtile,zordsdavini/qtile,flacjacket/qtile,zordsdavini/qtile,qtile/qtile,tych0/qtile,frostidaho/qtile,flacjacket/qtile,tych0/qtile,frostidaho/qtile,soulchainer/qtile,qtile/qtile