V4L (0979): Added V4L support for the Nova-S-Plus and Nova-SE2 DVB-S products

- Added V4L support for the Nova-S-Plus and Nova-SE2 DVB-S products.
- Basic DVB-S support is working, analog video inputs work.
- It has one or two fixme comments, primarily analog GPIOs (audio) and eeprom parsing.
- CX24123 code (in cx88-dvb.c) disabled until the
- cx24123 module is added to dvb-kernel cvs.

Signed-off-by: Steven Toth <stoth@hauppauge.com>
Signed-off-by: Michael Krufky <mkrufky@m1k.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@brturbo.com.br>