[vdr] Rotor patch for 1.5.12

[Ales Jurik]

On Sunday 13 January 2008, Morfsta wrote:
> Has anyone managed to get the signal strength, SNR and lock functions
> working with multiproto and rotor 1.5.12? I took a look at menu.c and
> compared it with szap2 but couldn't find much difference!
>
Hi,

I've tried to pass through the source code and it seems to me that problem is 
that multiproto driver for dvb-s2 frontend return SNR and STR in 0.1dB and 
the value is by vdr-rotor (and by vdr-femon) then recalculated to dB once 
more.

Ales