- Fix drag'n'drop of homescreen items.
- Don't allow favourites to be dropped if sorting is enabled.
- Fix drag'n'drop of favourites.
- Fix drag'n'drop on mobile.
- Set light background for text files.
- Refresh apps list if change player whilst listing apps.
- Mark apps list as needing refreshing if change player whilst browsing in app.
- Disable 'Toggle queue' button if now-playing is expanded or info is open.