JD4850

This is a very well made mod of Knagsted, converted to LS 2011 by MiguelaFontanara1 and repaired by the Bolt. 
I did edit on it. 
New on this tractor: 
- I have corrected all the log errors, 
- I added a dynamic exhaust particles, 
- I added particles on wheels, 
- I added a new farmer, 
- I added a few decorations, 
- I added a trace of the wheel, 
- I added ES limiter, 
- I added new info hud, 
- I changed the wheels.