Transfer B2

Changes:
+ Added more to the skybox
+ Added some more detail
- Shortened the train

Changes:
+ Did a large detailing pass
+ Added train signals inside of CP Building
+ Added a whistle to signify the CP activating
+ Improved some prop jumps

To Do:
- Finish Art Pass
- Fix train signals activating when no train is crossing
- Add a 3D skybox

Changes:
+ Added barrel-based cover to the Health Pack Flank
+ The Train has now hit puberty
+ Shortened the divider between the Upper Routes

Small Fixes:
+ Fixed some lights to get rid of dark spots
+ Added models of the battlefield for optimal surveillance
+ Added a flat signature
+ Improved clipping
- Removed "Error Hell" from underneath the map
- Changed the glass skylights to opaque for optimization purposes

Changes:
+ The CP Lift now lowers after 55 seconds into a match
+ Changed the flatbed cars' positions outside Spawn
+ Shrunk the cover inside the CP Building

Minor Fixes:
+ Piled up some cargo to allow for some prop jumps around the map
+ Changed and cleaned up clipping
+ Fixed some messy geometry

To Do:
- Polish the train and decide on a final design
- Polish the CP Lift