Transport Fever 2 - Realistic Highway Speeds (KM/H)

Adds variants of the stock highways with specific speeds (KM/H only)

Includes:
2-lane, 2-way highway @ 90, 100, 110 KM/H (80 provided by stock highway)
2-lane, 1-way highway @ 90, 100, 110, 120, 130, 140 KM/H (80 provided by stock highway)
3-lane, 1-way highway @ 80, 90, 110, 120 KM/H (100 provided by stock highway)
1-lane, 1-way highway/ramp @ 80 KM/H

Authors: OMGpotatoes