Gavril T-series addon v0.6.0

Just updated the bunch. Wheels, textures, I'm not sure what else as I was working slowly on it for months

It was done a bit quick and dirty, but all seems to work fine. If you encounter issues please be constructive.

Also; Added a new bogie steering version which is steered by the (tractors) signal input, now it should be easier to steer those extended trailers.
Added this option and the option to lower and raise the bogie to the...

• added the hay bale material
• fixed the silo material
• updated the 2 axle dolly to have a 'real' fifth wheel
• added a single axle dolly with fifth wheel
• Made the dollies a separate vehicle
• updated the lead trailer frame
• updated the heavy duty tow hitch
• added a reinforcement option for the flatbed to be able to carry more weight
• copied the container skins to the skeleton containers to have more container colors available
• fixed the car lift
• updated some semi...

finally updated and fixed many jbeams.
Added
- stretched flatbed trailers, with a silo and a windturbine blade
- steel coil load for the flatbed
- lots of small stuff

Updated lots of stuff, added new flatbed options

Fixed the dryvan based car lift for the semi. A lua file was missing.

Expanded the mod;

separated container, flatbed/hayhauler trailers
added dryvan trailers
added bogies, dollies
added container prop
updated the semi race parts
added dryvan based straight truck
...

Updated jbeams
Added scenario