Added
- Output error details when track download fails from list file ([ManveerBasra](https://github.com/ManveerBasra)) (#406)
- Add support for `.m3u` playlists ([ritiek](https://github.com/ritiek)) (#401)
- Introduce usage of black (code formatter) ([linusg](https://github.com/linusg)) (#393)
- Added command line option for getting all artist's songs ([AlfredoSequeida](https://github.com/AlfredoSequeida)) (#389)
- Added command line options for skipping tracks file and successful downloads file and
place newline before track URL when appending to track file ([linusg](https://github.com/linusg)) (#386)
- Overwrite track file with unique tracks ([ritiek](https://github.com/ritiek)) (#380)
- Embed comment metadata in `.m4a` ([ritiek](https://github.com/ritiek)) (#379)
- Added check for publisher tag before adding publisher id3 tag to audio file ([gnodar01](https://github.com/gnodar01)) (#377)
Changed
- `--list` flag accepts only text files using mimetypes ([ManveerBasra](https://github.com/ManveerBasra)) (#414)
- Refactored Spotify token refresh ([ManveerBasra](https://github.com/ManveerBasra)) (#408)
- Don't search song on Spotify if `--no-metadata` is passed ([ManveerBasra](https://github.com/ManveerBasra)) (#404)
- Changed test track to one whose lyrics are found ([ManveerBasra](https://github.com/ManveerBasra)) (#400)
- Windows - 'My Music' folder won't be assumed to be on C drive but looked up in Registry ([SillySam](https://github.com/SillySam)) (#387)
- Updated `setup.py` (fix PyPI URL, add Python 3.7 modifier) ([linusg](https://github.com/linusg)) (#383)
- Updated dependencies to their newest versions (as of 2018-10-02) ([linusg](https://github.com/linusg)) (#382)
- Remove duplicates from track file while preserving order ([ritiek](https://github.com/ritiek)) (#369)
- Moved a lot of content from `README.md` to the [repository's GitHub wiki](https://github.com/ritiek/spotify-downloader/wiki) ([sdhutchins](https://github.com/sdhutchins), [ritiek](https://github.com/ritiek)) (#361)
- Refactored internal use of logging ([arryon](https://github.com/arryon)) (#358)
Fixed
- Check and replace slashes with dashes to avoid directory creation error ([ManveerBasra](https://github.com/ManveerBasra)) (#402)
- Filter unwanted text from Spotify URLs when extracting information ([ritiek](https://github.com/ritiek)) (#394)
- Correctly embed metadata in `.m4a` ([arryon](https://github.com/arryon)) (#372)
- Slugify will not ignore the `'` character (single quotation mark) anymore ([jimangel2001](https://github.com/jimangel2001)) (#357)