ATS - Real Traffic Density and Ratio (1.36.c)

Changelog v.1.36.c
- limited slow vehicles to minimum and only few hours/day
- tweaked some rules to reduce accidents that seems to happen more in 1.36
with this version uploaded on Steam yesterday, following very positive feedback there, I upload here as well the last version of my Real Traffic Density. not traffic is perfect and everything seems fine on the roads, no more crazy speeds and accidents form version 1.36.c

Authors: cip