* AI configuration dialog with options for:
- Group patrol and attack formation.
- Movement speed, including a custom "smart" mode where AI runs in open areas and moves slowly in cover.
- Allowing last remaining units from a wiped out group join a new group nearby.
* More forest detection improvements, again.

Use separate spawners instead of spawnpoints
Increase the max size of spawned groups to 8

Increase sensitivity for forest detection.
Decrease flanking distance for positions among buildings the same way as with forests.
Make initially spawned groups keep formation more.

Add fog slider
Add visible battle area border to preview

Fix response distance fields in advanced config behaving weirdly.

Mission location selector compatibility with dedicated servers.

Fix AI spawners using incorrect faction when running on a dedicated server

Fix win/lose triggers not working correctly

Allow players to join other squads when they are the last ones alive in singleplayer.
Workaround for a rare bug where AI Spawner modules fail to initialize.
Allow multiple groups to disperse instead of sweeping the area of last contact if no new targets are known.