Changes with respect to veloconnect 1.1

New: Document management (receipt module).
During use in document management, it is not compulsory for a cac:Item element to contain a SellersItemIdentification element.
Change: GetStatus and Rollback are no longer compulsory.
SellersID is not to be used any longer (refer to Request Type).
New parameter version in the case of URL binding.
Editorial changes, including a complete revision of structure.