add Doc

src/Human.java

@@ -2,9 +2,18 @@
 import java.io.Console;
 import java.util.List;
 
-public class Human{
+public class Human extends Player{
 
-    
+    /**
+     * This class is an extends of the class Player, this allows the player to choose his move.
+     */
+
+    //------------------Methods--------------------------
+    /**
+    * Return the coordinate of the move played by the player.
+    * @param Board The actual Gomoku board.
+    * @return The coordinate of the move played.
+    */
     public Coordinate chooseMove(GomokuBoard board){
         
         Console cons = System.console();