modif

src/DeliveryStrategy/StrategyDeliveryPolicy.java

src/Exception/ExceptionUnknownTypeOfUser.java

src/Item/FactoryMeal.java

src/Item/FullMeal.java

src/Item/HalfMeal.java

src/Item/Meal.java

src/Offers/BirthdayOffer.java

src/Offers/MealOfTheWeek.java

src/Offers/ObservableOffer.java

src/Offers/Observer.java

src/Order/Order.java

src/StrategyProfit/TargetProfitDeliveryCost.java

src/StrategyProfit/TargetProfitMarkup.java

src/StrategyProfit/TargetProfitServiceFee.java

src/User/Courier.java

src/User/Customer.java

src/User/Manager.java

src/User/Restaurant.java

src/UserFactoryPattern/FactoryUserFactory.java

src/UserFactoryPattern/HumanUserFactory.java