Add commerce WEB API

Conflicts:
	Plugins/Modules/Rbs/Commerce/Assets/Theme/js/cart.js
	Plugins/Modules/Rbs/Commerce/Assets/Twig/Blocks/order-process/shipping.twig
	Plugins/Modules/Rbs/Geo/GeoManager.php
Add rbsAjaxOpenWaitingModal and rbsAjaxCloseWaitingModal on AjaxAPI in front office + rbsAjaxWaitingModal directive to catch the emitted events.