In updateSlaveDeviceCoords, pDev->last.valuators was being copied from
the master, but pDev->last.remainder wasn't. Make sure we copy both, to
avoid minor inconsistencies.
Signed-off-by: Daniel Stone <daniel@fooishbar.org>
Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net>
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>