| ⇢ | A | BundleShipmentTypeCallback added | |
| ⇢ | A | ShipmentTypes added |
| ⇢ | B | ProductBundleObserver::process() added | |
| ⇢ | A | BundleShipmentTypeCallback::handle() added | |
| ⇢ | A | ShipmentTypes::__clone() added | |
| ⇢ | A | ShipmentTypes::__construct() added | |
| C | ↗ | A | ProductBundleObserver::handle() improved |