Add a backend using libudev for input hotplug, and disable the hal and
dbus backends if this one is enabled.
XKB configuration happens using xkb{rules,model,layout,variant,options}
properties (case-insensitive) on the device. We fill in InputAttributes
to allow configuration through InputClass in Xorg.
Requires udev 148 for the input_id helper and ID_INPUT* properties.
Signed-off-by: Julien Cristau <jcristau@debian.org>
Acked-by: Dan Nicholson <dbn.lists@gmail.com>
Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net>
