Added Scatter-strategy

src/main/java/se/urmo/game/entities/GhostStrategy.java

@@ -1,7 +1,9 @@
 package se.urmo.game.entities;
 
+import se.urmo.game.map.GameMap;
+
 import java.awt.Point;
 
 public interface GhostStrategy {
-    Point chooseTarget(PacMan pacman);
+    Point chooseTarget(PacMan pacman, GameMap map);
 }