V4L/DVB (4073): Support for new version of Satelco EasyWatch DVB-S light

This patch adds support for Satelco EasyWatch DVB-S light card,
a clone of the KNC 1, with PCI subsystem ID 1894:001e 

Signed-off-by: Lothar Englisch <Lothar.Englisch@lycos.de>
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>