This project closed now. For new builds here - https://sourceforge.net/p/g-o-l-d
This builds support all latest games except Broken sword 2.5, Ultima 4&6. It can safely installed side by side with stable release.
For themes, localisation install game data package.
For build from 2020:
Before Game run set keymap to call Global Main Menu or you can't normally quit.
It support Vorbis, FLAC, AAC and MP3 sound.
You can play at games supported SCUMMVM 2.2.0 before release =) Feedback...