Major update

-Added AP and NH3 connection 3d models with custom spec and normal maps

-Harrow now acts as a mucher

-switched to original series 3420 due to giants version dog tracking, did as much as i could to fix sliding issues

-added GPS mount to seeders, only Case at the moment, but will add JD GPS in an update in the near future

-fixed Ai definition errors

-Updated ModDesc