* Changed skybox
* Fixed overall lighting
* Added sprites for lightsources
* Added flickering lights
* Added props to the second floor
* Added ambient soundscapes
* Added sounds from things like the vending machines, fire etc
* Added particles
* Replaced the old roof with a glass roof
* Added more vegetation
* Added wind
* Lightened up the information desk
* Changed the textures and bsps of the walls on the second level