V4L/DVB (3312): DViCO USB IR Remote support

- Add support for the remote control receiver inside the DViCO FusionHDTV
DVB-T Dual Digital, and a keymap for the MCE remote bundled with it.

Signed-off-by: Chris Pascoe <c.pascoe@itee.uq.edu.au>
Signed-off-by: Mauro Carvalho Chehab <mchehab@brturbo.com.br>