V3.0.1 (previous 3.00)
- added forwarding address in UNB.S003.0014 (all doc types)
- added promised delivery date DTM+69 in ORDRSP
- added free variant value (e.g. RAL-color) in ORDERS,ORDCHG,ORDRSP,DESADV,INVOIC
- added RFF+ATS in ORDERS for FurncloudID

- added RFF+ATS in INVOIC (+sub-qualifier FSC)
- added NAD Qualifiers UC,UD in ORDERS, ORDCHG