feat: user currency -> the user can now have his own currency, so he can use...

feat: user currency -> the user can now have his own currency, so he can use the exchange rate to display the price in his currency.

src/QUI/ERP/Defaults.php

@@ -64,6 +64,16 @@ public static function getCurrency()
         return QUI\ERP\Currency\Handler::getDefaultCurrency();
     }
 
+    /**
+     * Return the currency of the user
+     *
+     * @return Currency\Currency|null
+     */
+    public static function getUserCurrency()
+    {
+        return QUI\ERP\Currency\Handler::getUserCurrency();
+    }
+
     /**
      * Return the global brutto netto status
      *