mch2022 badge special: game part select menu

To install everything on the badge, follow these steps:

1. Make sure to add the gamedata to the GAMEDATA folder, see here.
2. Build a5k for the badge: from a prompt in the repo root, type make BOARD=mch2022
3. Install the menu: from a prompt in this directory, ./install_game.sh

That's it! To play, on the badge go to apps and then another_world. Select the level with the joystick and click on the stick to start it.

The game can be uninstalled from the badge using ./uninstall_game.sh

Credits

Thanks to Henri Manson for making this possible!