Massive update and bug fixes

Huge amount of bug fixed as well as added more content and playability.

• Music triggers fixed.
• Car flying on low end platforms problem fixed.
• FPS camera turning player neck around fixed.
• Malibu Hot Chase has opposing traffic now too.
• Perestroika Pioneers has a ocean surface and enemy sub functionality was fixed as well as some other issues.
• Changed the GDevelop watermark to top left corner so it won't be over the subtitles.
• Loads of more fixes under the hood.