5.3.3

1. Save player settings before opening 'Extra settings'.
2. Fix highlighting track of artist with user defined role.
3. Show user defined roles in track info.
4. Change genre icon.
5. Different highlight for matching artists as opposed to search in list.
6. Tidy up artist title strings if navigating through multiple roles.
7. If browsing non basic artist roles then show role name before years in subtoolbar when listing an artist's albums.
8. 'Pulse' play button if waiting-to-play.
9. Attempt to prevent flash of original background colour when open page in iframe.