UI: editor now warns you if no structures are enabled on the level
ART: traffic lights are now pedestrian lights
ART: lights, switches, fields now have spawn animation
ART: signals are now animated (decay animation tbd)
UI: editor now warns you if no structures are enabled on the level
ART: traffic lights are now pedestrian lights
ART: lights, switches, fields now have spawn animation
ART: signals are now animated (decay animation tbd)