[Bug 30378] Joystick activity does not stop the screensaver

[Miguel]

Public bug report changed:
https://launchpad.net/malone/bugs/30378

Comment:
I cannot currently test this, as I have currently no joystick available.
However, I'd like to add that if you are moving only the mouse wheel,
the screensaver will also activate. This behaviour was also present in
Breezy (I don't remember if it was in Hoary)