KAMAZ 5460 (TM1840) 1.21.x

– 3 options of cabins
– The sound
– The interior
– The wheels
– Tuning

Changes:
– tuning support
– errors are corrected
– the bug because of which glass during a rain wasn’t cleared is corrected
– the camera is registered
– some engines are added
– some types of wheels are added
– wheels are registered independent (replaced a default)
– the truck is registered in the company (orders of agencies)
– the truck is registered starting (gallery)

It is tested on 1.19-1.21