Implement 75% off menu

lib/Menu/menu.h

@@ -13,12 +13,20 @@
 
 #include <list>
 
+// Only for print in consol
+// have to be deleted after display installation
+#include <Arduino.h>
+
 #include "menuEntry.h"
 
+class MenuEntry;
 class Menu {
     public:
-        Menu(MenuEntry* firstEntry);
+        Menu();
 
+        void setParentMenu(Menu* menu);
+
+        void addEntry(MenuEntry* entry);
         void printMenu();
 
         void nextEntry();
@@ -27,7 +35,7 @@ class Menu {
         void enterParentMenu();
 
     private:
-        bool active = false;
+        bool inSubmenu = false;
 
         Menu* parentMenu;