Added a player handler so the code look a bit better

src/ei/game/player/HumanPlayer.java

@@ -0,0 +1,37 @@
+package ei.game.player;
+
+import java.util.ArrayList;
+
+import ei.engine.scene.Node;
+import ei.game.scene.GameEntity;
+import ei.game.scene.units.Unit;
+
+public class HumanPlayer extends Player{
+	private ArrayList<GameEntity> units;
+	private Node unitsNode;
+	
+	public HumanPlayer(){
+		units = new ArrayList<GameEntity>();
+		unitsNode = new Node("UnitsNode");
+	}
+	
+	public void addUnit(Unit u){
+		units.add(u);
+		unitsNode.add(u.getSprite());
+	}
+	
+	public void removeUnit(Unit u){
+		units.remove(u);
+		unitsNode.remove(u.getSprite());
+	}
+	
+	public Node getNode(){
+		return unitsNode;
+	}
+
+	public void update() {
+		for(int i=0; i<units.size() ;i++){
+			units.get(i).update();			
+		}
+	}
+}