Log Message:
fs-uae-arcade: added version 2.8.3

Changes in FS-UAE Arcade 2.8.1:
Added stretch / keep aspect toggle button to top right menu.
Added V-Sync toggle button to top right menu.
Ability to see and change variant before starting the game.
Make menu rendering conformant to FS-UAE style.
More transition animations.
New cover rendering for non-portrait covers.
Use --platform= to start with a given platform filter, e.g. --platform=cd32.
Variant sort order fixed to be same as in FS-UAE Launcher.
Fixed arrow keys for FS-UAE Arcade on MacOS.
Reversed position of platform and publisher names.

Changes in FS-UAE Arcade 2.8.2:
Allow mouse to be used to activate the close button.
Show mouse cursor briefly when moving the mouse.