* [productId] replace to [offer][externalId]
* properties for items in order and in icml
* fix
* correct order creation
* correct url images
* skip orders with incorrect data
* create order with default payment and delivery, transfer order status from cms
* correct transfer discount
* correct delete items and discount
* history additional functional
* fixed orders upload when customers data is empty and delivery data is empty
* orders update history
* product offers
* fix 5.3 compability
* retailcrm api v4
