Version 1.5 is now available.
The following items have been updated:
Tabs bar in the main panel and right panel.
Preferences/synchronization menu.
Edit:
Version 1.6 added, including;
Fixed now playing tab docked in main panel.
New window minimize/maximize/close buttons.
Edit:
Version 1.7 added, including;
Improved menu button and tabs in caption bar.
Edit:
Version 1.8 added, including;
Tabs are now square, a couple tweaks made to the compact player.
Edit:
Version 1.9 added, including;
New missing album artwork/unknown artist placeholder image.