Better fading for PLC: no fading for the first loss, muting after 6
Better fading for PLC: no fading for the first loss, muting after 6

mumble-voip/celt-0.7.0,oneman/opus-oneman,mumble-voip/celt-0.11.0,mumble-voip/celt-0.11.0,oneman/opus-oneman,dezelin/celt,Distrotech/celt,mumble-voip/celt-0.7.0,mumble-voip/celt-0.11.0,Distrotech/celt,dezelin/celt,oneman/opus-oneman,dezelin/celt,Distrotech/celt,mumble-voip/celt-0.7.0