driver to use dvb-usb-remote.
The remote(s) generates 24 bit NEC codes, lme2510 keymaps redefined.

Other minor fixes
fix le warning.
make sure frontend is detached on firmware change.
Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>