WIP Coupon

Refactor : creating dedicated reusable module for Constraints
Adding ConstraintManager
Secured :
- Effects : RemoveXPercent + RemoveXAmount
- Validators : all  except ModelParam (need CustomerModelParam, AreaModelParam, CountryModelParam ?)
- Conditions : AvailableForTotalAmount

core/lib/Thelia/Coupon/CouponBaseAdapter.php

@@ -179,7 +179,7 @@ class CouponBaseAdapter implements CouponAdapterInterface
      */
     public function getContainer()
     {
-        // TODO: Implement getCheckoutPostagePrice() method.
+        // TODO: Implement getContainer() method.
     }
 
     /**
@@ -191,4 +191,16 @@ class CouponBaseAdapter implements CouponAdapterInterface
     {
         return $this->getContainer()->get('thelia.translator');
     }
+
+
+    /**
+     * Return the main currency
+     * THe one used to set prices in BackOffice
+     *
+     * @return string
+     */
+    public function getMainCurrency()
+    {
+        // TODO: Implement getMainCurrency() method.
+    }
 }