50 weapon wagon

[Fidge123]

Multiple branches will merge into master here

Major changes:

• adds health to wagon
• adds touch enabled shooting in weaponwagon
• adds reload mechanic and charge up mechanic for shooting
• fixes music and sounds for mobile
• adds new models and fixes length of wagons so it matches the new models

[adi64]

Nice reloading and charging mechanism, nice models - I like it! :+1:

[adi64]

:shipit: