More bug fixing!

New update fixing some bugs! Here is the full list:

• You couldn't select a character after opening the assist menu
• You couldn't play after letting the game opened for a long time
• Random "wrong code" error while typing the code
• Getting all singleplayer skins didn't unlock the achievement (you should obtain it if you re-enter the game)
• The multiplayer pop-up now works with mouse
• You could still hear the main menu song in single player
• You couldn't close the Fanart painting in online

Please let us know if more bug appear, we'll keep working on the game and solving everything we can