Breaking: #756 - Add Site Set Configuration Loader 

See Issue 756

Description 

Regarding to the new feature configuring cart by site sets the code was restructured and the services to load configurations moved to Configuration/Loader.

The interfaces was moved form Service to Configuration:

Classes/Service/TaxClassServiceInterface.php => Classes/Configuration/Loader/TaxClassLoaderInterface.php Classes/Service/PaymentMethodsServiceInterface.php => Classes/Configuration/Loader/PaymentMethodsLoaderInterface.php Classes/Service/ShippingMethodsServiceInterface.php => Classes/Configuration/Loader/ShippingMethodsLoaderInterface.php Classes/Service/SpecialOptionsServiceInterface.php => Classes/Configuration/Loader/SpecialOptionsLoaderInterface.php

The classes was moved form Service to Configuration or Configuration/TypoScript:

Classes/Service/PaymentMethodsFromTypoScriptService.php => Classes/Configuration/Loader/TypoScript/PaymentMethodsLoader.php Classes/Service/ShippingMethodsFromTypoScriptService.php => Classes/Configuration/Loader/TypoScript/ShippingMethodsLoader.php Classes/Service/SpecialOptionsFromTypoScriptService.php => Classes/Configuration/Loader/TypoScript/SpecialOptionsLoader.php Classes/Service/TaxClassService.php => Classes/Configuration/Loader/TypoScript/TaxClassLoader.php

Affected Installations 

All installations implementing one of the service interfaces or extending one of the services.

Migration 

Use interfaces from new namespace.