fix ordering of functions in input.c

input_estimate_events_per_packet() is placed after input_event()
in the original input.c

Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
implement .feature_mapping() emulation

Required by kernels before v3.0.

Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
define HID_BUS_ANY to catch all devices through hid-multitouch

Given the purpose of the backport, the driver should be able
to catch all orphans devices.

Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
hid-multitouch: remove unneeded modifs introduced earlier

This put hid-multitouch.c closer to upstream.

Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Fix Install/Restore scripts

fixup install and restore scripts

Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Add udev rules to enable hid-multitouch on known devices

Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>