ZIL and GAZ Pack

Mod adds ZIL and GAZ for the Vladimirovka Map for the Farming Simulator 2017.
In the package cars ZIL and GAZ, as well as trailers and modules to them.
The pack was made specially for the Vladimirovka card.
- Fixed a warning on the buttons.
- Fixed a bug with a ZIL tractor.
There is a warning for the culture, but on the map with this culture it disappears.
The archive must be unpacked.