- Continious integration (with travis-ci)
- fix requirements.txt and setup.py requirements
- cache downloaded songs in a database (Redis)
- option to download individual song from playlist
- option to download whole playlist in a .zip
- option to choose preffered file format
- logging
- write some documentation - how to start the app, etc.
- add option to download in aac format
- re-download playlist if songs have changed