Mercedes 1632 NG v1.3 1.42, 1.43

Changelog v 1.3:
Truck now shows up in Heavy Haul & Special Transport jobs. Equipped with a 500hp engine and 6x6 chassis.
Now has 8 different engines available in Quick Jobs, ranging from 280hp to 443hp.
All chassis now equipped with reversing lights and reversing flares, I have modelled these from scratch, Should make reverse parking at night a breeze now.
Adjusted wheel offset on all chassis to better match the real life representation.
New V6 Engine sounds from Kriechbaum.
Now has a reverse beep, horn, louder indicator sounds and window animation sounds.
Fixed several vertex colour issues.
It is now Convoy ready!