Update step_0.rkt : Precising that we implemented the info message in terms of...

Update step_0.rkt : Precising that we implemented the info message in terms of a call to the three other messages

step_0.rkt

@@ -22,6 +22,7 @@
     (cond ((eq? m 'getx) x)
           ((eq? m 'gety) y)
           ((eq? m 'type) 'point)
+          ; We implemented the info message in terms of a call to the three other messages
           ((eq? m 'info) (list (dispatch 'type) (dispatch 'getx) (dispatch 'gety) ))
           (else (display "ERROR"))))
   dispatch)