Fixed trigger of red lights at the entrance to the station

1. added objects to front and back underneath the gate to obstruct sunlight
2.1 added lights at the ceiling
2.2 added lights to the entrance wall
2.3 added green shiny light to the monitor
3. all new trigger for night light.
to make sure all the passengers get off the cars safely there is bright light for as long as they leave the station/ board the cars. (shown in the video)
4. added smoke to the air-conditioning
5. minor changes

minor bug fix