1. Fix colours in 'Help' page.
2. When updating rating in now-playing only update internal state if still playing same track on LMS response.
3. Use library_id in 'All songs' listing.
4. Add Breeze and Breeze Dark colour schemes for Linux.
5. Change window title to use " - "
6. Increase artwork sizes for high DPI screens.
7. When building SlimBrowse commands use any parameters from previous list request.