Fix GAPOWR.
Fix PROC.
Add Guard/Guardable to ^Helicopter.
Add GASILO.
Add TS Test AI

^Building now has FrozenUnderFog.
Merge pull request #6342 from Phrohdoh/TibSunAI

TS TestAI and more.
Tile misplacement in zeus and apollo map.

Fixes #6443
Merge pull request #6463 from MatthijsBenschop/Apollo-map-tiles-fix

Tile misplacement in zeus and apollo map.