WIP Coupon

Update Coupon Model + SQL
Implementattion Fixtures for Coupon and CouponFactory

core/lib/Thelia/Model/CouponI18n.php

@@ -0,0 +1,9 @@
+<?php
+
+namespace Thelia\Model;
+
+use Thelia\Model\Base\CouponI18n as BaseCouponI18n;
+
+class CouponI18n extends BaseCouponI18n {
+
+}