Initial composer.json and entities removal
Initial entities update
Update product interface name in cart item type
Introduce interfaces for all core models
Fix product and shipping method features, add validation groups
Update vendors, fix mapping issues
Update mapping according to latest changes
Update checkout security step to use new FOSUserBundle
Authenticate user after checkout registration
Update and fix core bundle specs
Fix user frontend features
Fix taxation processing and order number generation
Introduce order payment and processor, handle multiple shipments
Fix product fixtures