en16931-cli 0.7.3

The EN 16931 validator as a command. Validates UBL, CII and ZUGFeRD/Factur-X PDFs against the core model, XRechnung and Peppol BIS Billing 3.0; converts between the two syntaxes; compares two documents as invoices rather than as XML; reports as text, JSON or SVRL.