Dirty Tire Tracks

This mod adds more tire tracks on soft terrains (grass, sand, gravel,
...). Mod was originally created for heavy tracked machines but
function is added to all wheeled vehicles instead.
-you can activate / deactivate mod function for current vehicle types
(it will be saved in config file for all savegames)
-you can activate / deactivate mod function as global for all vehicles
-only Admin can do this in multiplayer
-all controls can be set in your Inputbindings

Default controls:
KEY_lalt KEY_t - turn on / off mod function for current vehicle
KEY_lctrl KEY_t - turn on / off mod function global

If you find any errors or issues, let me know in comment or to
[email protected] and i will fix it in next version.