twitch-dl 2.10.0

 * Add chat --image-format option to specify intermediate frame format
 * Add chat --keep option to keep the generated frames
 * Add chat --no-join option to skip video generation

twitch-dl 2.9.4

 * Fix bug with cache directory creation (#171)

twitch-dl 2.9.3

 * IMPORTANT: Fix issue where the folder passed to `--cache-dir` when
   downloading videos would be deleted (#168)
 * Fix encoding issue on windows where unicode characters in filename
   could break video download (#170)

twitch-dl 2.9.2

 * Use video owner instead of creator when naming files, since creator
   can be the person who uploaded the video, not the author.
 * Fix issue with cropping where blank frames were generated at the
   start of video (#166)
 * Add ffmpeg info to `twitch-dl env`

twitch-dl 2.9.1

 * Fix compatibility with python 3.8

twitch-dl 2.9.0

 * Download VODs to cache dir instead of temp dir (#105, #115, #164)
 * Add `download --cache-dir` to allow user to override the default
   cache dir
 * Add `cache` command for viewing cache usage and clearing cache
 * Chat rendering improvements: align fonts to a common baseline, scale
   badges and emotes

twitch-dl 2.8.2

 * Fix breaking bug in chat renderer

twitch-dl 2.8.1

 * Embed additional metadata to videos: `date` (publish date) and `show`
   (game name)

twitch-dl 2.8.0

 * When downloading a video with `--start` and/or `--end` offsets, crop
   the video to the exact times given, used to be rounded to the nearest
   VOD boundary (usually 10s)

twitch-dl 2.7.0

 * Add new options when prompting if a file should be overwritten:
   overwrite, overwrite all, skip, skip all, abort (thanks @NuVanDibe)
 * Embed chapter metadata in video, allows skipping to chapter if video
   player supports it
 * Increase default worker count to 10, seems to improve speeds
 * Fix a bug where some clip slugs would not be recognized
 * Add `--skip-existing` option to `download` command
 * Add `--json` option to `chat` command
 * Improvements to chat renderer