V4L/DVB (8734): Initial support for AME DTV-5100 USB2.0 DVB-T

Basic support for AME DTV-5100 USB2.0 DVB-T using the qt1010 tuner and a dummy frontend.

Signed-off-by: Antoine Jacquet <royale@zerezo.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>