Slow missile down a bit more, to avoid orbitting static targets.

src/battle/bullets.c

@@ -282,8 +282,8 @@ static void faceTarget(Bullet *b)
 
 		b->angle = mod(b->angle, 360);
 		
-		b->dx *= 0.75;
-		b->dy *= 0.75;
+		b->dx *= 0.5;
+		b->dy *= 0.5;
 	}
 }