don't show programs menu if client has already saved

src/Menu.hh

@@ -64,6 +64,7 @@ struct MenuItem {
     BB_ONLY = INVISIBLE_ON_DC | INVISIBLE_ON_PC | INVISIBLE_ON_GC,
     REQUIRES_MESSAGE_BOXES = 0x10,
     REQUIRES_SEND_FUNCTION_CALL = 0x20,
+    REQUIRES_SAVE_DISABLED = 0x40,
   };
 
   uint32_t item_id;