1. Fix virtual library handling.
2. Fix now playing info backdrop for mobile layout.
3. Change A..Z group sizes. For 500 or less items, size is 50. For 5000 or less, size is 100. For 10000 or less, size is 200. Otherwise size is 300
4. Add support for remote libraries.
5. Alter link text colour to improve legibility.
6. Allow setting of active player from Manager Players dialog.
7. Add toggle button to control whether info in now playing dialog should stay in sync with song changes.
8. Use virtual library ID for A..Z grouping.
9. Add playall/addall entries to song lists.
10. Move sync control to manage players dialog.
11. Fix desktop volume when change players.