Stargate's isSpawned attribute is now properly initialized

cicaprojekt/Stargate.java

@@ -12,6 +12,10 @@ public class Stargate {
 	private Wall currentWall;
 
 
+	private Stargate() {
+		isSpawned = false;
+	}
+
 	public static void init() {
 		yellowStargate.other = blueStargate;
 		blueStargate.other = yellowStargate;