Restore map scaling of Tunnels script

Force MapFeatureSize=12 in TechRacer

Fix Racer ghost not resetting properly after a skip (bug #565)

Fix dy hardcoded value in kamikaze test

Fix broken kamikaze logic when target position is close to attacker

Don't say "first blood" in games with only 1 clan

Fix wind bar animation not looping properly If you looked closely, you could see the wind bar “jumping” a bit. Pixel offset was off-by-1.

Prevent wind bar from overflowing with high wind values Wind flow overflow does not happen normally, but might be triggered when calling SetWind with extreme values (>100 or <-100). Allows for silly wind experiments in scripts.