avcodec: remove no longer needed ff_codec_close_recursive()

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
avcodec/smvjpegdec: Dont ignore avcodec_close() return code

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
avformat/mux: Remove localized encoder strings

Fixes muxing to end up with a encoder=Lavf... and encoder_eng=somethingelse

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>