1. Delay activating back-button on long press, to prevent search being activated.
2. Increase gap between volume controls and 'Close' button in volume dialog.
3. Increase gap between volume buttons and slider.
4. Prevent volume jumps from <= 70% to >= 90% by clicking on slider.
5. Fix player refresh loop in manage players dialog.
6. Fix blank queue when item has 'artist_ids' entry.
7. Check for 'artist_ids' being undefined (which it is for streaming) when fetching artist biographies.
8. Make desktop layout's bottom now-playing bar metrics consistent with and without stop button being shown.