Required for the keyboard driver to recognize special keys such as Fn+F2
(battery), Fn+F3 (euro), Fn+F4 (switchmode), Fn+F6 (mute), Fn+F7
(XF86Launch2), Fn+up/down (brightness), Fn+left/right (volume). Fn+F5 (blank
screen) and Fn+F8 still do not generate events after this change, howver.
Signed-off-by: Clemens Buchacher <drizzd@aon.at>
Signed-off-by: Martin Pitt <martin.pitt@ubuntu.com>