Version fonctionnelle.
Merge branch 'master' of https://github.com/Dutailier/BruPartsOrder

Conflicts:
	ajax/addItem.php
	ajax/confirmOrder.php
	ajax/getOrderInfos.php
	ajax/getPartsByCategoryId.php
	ajax/placeOrderForCustomer.php
	ajax/placeOrderForRetailer.php
	ajax/removeItem.php
	css/confirmation.css
	css/orderInfo.css
	css/orderInfos.css
	js/cart.js
	js/orderInfos.js
	js/parts.js
	libs/cartItem.php
	libs/database.php
	libs/entities/Address.php
	libs/entities/Category.php
	libs/entities/Customer.php
	libs/entities/POAddress.php
	libs/entities/Part.php
	libs/entities/User.php
	libs/entities/address.php
	libs/entities/country.php
	libs/entities/order.php
	libs/entities/part.php
	libs/entities/retailer.php
	libs/entities/role.php
	libs/entities/state.php
	libs/security.php
	parts.php