Refresh of ALL Demos in prep for 2.20 release

Demo_Keyboard_Realtime.py

@@ -13,8 +13,9 @@ with sg.FlexForm("Realtime Keyboard Test", return_keyboard_events=True, use_defa
             print(button, value, "exiting")
             break
         if button is not None:
-            print(button)
+            if len(button) == 1:
+                print('%s - %s'%(button, ord(button)))
+            else:
+                print(button)
         elif value is None:
             break
-
-