1.4.2

Fix crashes when bullets are missing hitsounds

Game

• Fix crashes when bullets are missing hitsounds #761 (raised by @PavanLuca)
• Fix not being able to exit vehicles
• Fix config path to adhere to XDG spec #754 (raised by @Mailaender)
• Add buy/sell lives and max health #757
• Add upgradable weapons #740
• Improve collect objectives by allowing multiple pickup types #760

Editor

• Fix crash when copying missions with objectives

Other

• Fix emscripten build @midzer