Added support for skins, a bit of tuning, included all the fixes and the dashboard MPH. in the archive templates for creating skins. in the previous versions of skins will only work for cab option 670.
author: BigBob, SCS
initially, the envelope in ATS: chashkin23, il_86
tuning and refinement of the model: Andrew Chashkin. (chashkin23)
sounds: Kriechbaum, odd_fellow, SCS
onboard computer: piva