4.0.0:
- New tabbed UI: artists, all songs, folders, settings
- Automatic theme (following system on Android Q and battery level
on older versions, as per guidelines)
- Last reproduced song (and position) is now saved&restored
- Now playing dialog (click on the bottom panel):
  - Music bar (spectrum)
  - Media buttons
  - 'Add to loved songs' button
  - Volume fine control
- Simple queue management
- Loved songs
- Sorting
- New accents scheme
- Landscape support
- Many fixes/improvements

For more info/tips/credits: https://github.com/enricocid/Music-Player-GO