Update on splats, splines, atmosphere, minimap and pathfinding

Update fix for all removed splats

Update to minor pathing issues. No other major changes.

New fog levels added to infantry and vehicles, to make them appear more smokier.

Further changes to roadways, bridges and the middle roadway.Glitch noticed on northern bridge, but replication is needed to determine cause

Minor visual update to fix raised roadways and hollow occassional craters.Map description adapted to be more meaty.