Added booleans for the player turn

src/main/java/game/StartTicTacToeGame.java

@@ -45,6 +45,9 @@ public class StartTicTacToeGame implements ActionListener{
 	boolean player2button8Pressed = false;
 	boolean player2button9Pressed = false;
 	
+	boolean player1Turn = true;
+	boolean player2Turn = false;
+	
 	static JLabel label = new JLabel();