Implement FilterBasedOnPermission class
Implement FilteredMenuDecorator class
Add newAdd @throws PHPDoc to the interface MenuFilterInterface
Add getMenuItemsCount function to the interface MenuInterface
Add getMenuItemsCount function to the interface SubMenuInterface
Implement the function getMenuItemsCount in the class MenuGroup
Implement the function getMenuItemsCount in the class Menu
Correct a bug related to boolval function
Update README.md file with new examples of use : DBLoader, FIlter, ...