Fix cursor bug
Use event.shiftKey instead of @shiftKeyPressed
Avoid scrollbar mousedowns.
Cursor shouldn't blink when not focused
Merge branch 'master' of github.com:dabbler0/ice_editor_canvas
Switch to pageX/pageY coordinates for trackers.
Merge branch 'master' of github.com:dabbler0/ice_editor_canvas

* 'master' of github.com:dabbler0/ice_editor_canvas:
  Switch to pageX/pageY coordinates for trackers.
  Cursor shouldn't blink when not focused
  Avoid scrollbar mousedowns.
  Use event.shiftKey instead of @shiftKeyPressed
  Fix cursor bug
Latest.