NEF Decoder: Also catch RawDecoderException, and continue if not in first slice. Re-throw IOExceptions as RawDecoderExceptions.
NEF Decoder: Also catch RawDecoderException, and continue if not in first slice. Re-throw IOExceptions as RawDecoderExceptions.

anarsoul/rawspeed,klauspost/rawspeed,anarsoul/rawspeed,darktable-org/rawspeed,darktable-org/rawspeed,LebedevRI/rawspeed,anarsoul/rawspeed,darktable-org/rawspeed,LebedevRI/rawspeed,LebedevRI/rawspeed,mgehre/rawspeed,mgehre/rawspeed,LebedevRI/rawspeed,darktable-org/rawspeed,klauspost/rawspeed,darktable-org/rawspeed,LebedevRI/rawspeed