Updated atmospheres to a new kind, this time derivative of ones used on Elst Outskirts.
- 10.5 minute transition period

Pathfinding and terrain refinement along all walls (except the gate)
Tile refinements beneath buildings
Adjusted one team 2 base MG to cover the entrance properly
Slight grade added to city roads so they are not perfectly flat.

Still WIP of course.

Added stairs to corner elements and removed warnings about parachuting.
removed stone walkways from one wall section and replaced with a steep slope.
Some pathfinding improvements to prevent clipping into stone walls

More changes to come!