via http://emu-russia.net/en/

Popular frontend for MAME and other emulators has been updated. Changes:
- Press-and-Hold left or right in the game menu to skip by letter;
- PNG files can be used in place of videos to save storage;
- Disable video transitions with “Animated_Backgrounds” to “false” in Settings.ini;
- New rest animations supported: spin slow, rock, rock fast;
- New intro animations supported: sweep left, sweep right, zoom out;
- Control video transitions per wheel with “Reload_Backgrounds” to “true”/“false” in a game menu’s ini file.
News source: https://play.google.com