Added -d/--downmix option to control downmixing to stereo
1.2.1
1.2.0
Added option to create JSON files for [PlexAutoSkip](https://github.com/mdhiggins/PlexAutoSkip), see mdhiggins/PlexAutoSkip#18.
1.1.2
Added `--offline` mode that won't attempt to download subtitles. If subtitles aren't specified or extractable from the video file, cleanvid will fail with something like `FileNotFoundError: [Errno 2] Input subtitle file unspecified or not found (No such file or directory): ''`
1.1.1
Fixed embedding of subtitles.
1.1.0
added `--edl` option to generate MPlayer-style EDL files; also, don't generate video file if we're doing subtitles/EDL only