- grundig_29504-401.c: fix charge pump and band switch setting bug,
   caught by Robert Schlabbach <robert_s@gmx.net>
 - grundig_29504-401.c: pass apply_frontend_param() return value to
   upper layers
 - grundig_29504-401.c: try to make a more specific detection mechanism
 - grundig_29504-491.c:remove bogus out-of-range check, FEC table index
   is limited to 0...7 due to &= ~0x03 anyway...
 - nxt6000.c: Patch by Paul Andreassen: Add Support for Comtech
   DVBT-6k07 (PLL IC: SP5730)
 - ves1820.c: use Robert Schlabbach's suggestions for CLKCONF (0x03) and
   CARCONF (0x04)
 - alps_bsrv2.c: don't enable voltage on init + inversion bugfix