Add "getIntPlayerTurn()", "setPlayerTurn(boolean playerTurn)" and…

Add "getIntPlayerTurn()", "setPlayerTurn(boolean playerTurn)" and "setColorCode(int colorCode)" methods.

IPlayer.java

@@ -5,4 +5,7 @@
  */
 public interface IPlayer {
     int getColorCode();
+    int getIntPlayerTurn();
+    void setPlayerTurn(boolean playerTurn);
+    void setColorCode(int colorCode);
 }
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