AIRS-732 New fields for UI and M2M (NCR)

https://doc.supplyon.de/pages/viewpage.action?spaceKey=S10058&title=Supplier+Concession+Creation (story 4)
https://tasks.supplyon.de/browse/AIRS-732

• All changes for supply Airbus only.
• NCR Details → Tab “Header”
  • new field “Priority”
    • editable only for supplier
    • values customizable through TKEYVALUEDATA_SCD
  • new field “ATA”
    • editable only for supplier
    • values customizable through TKEYVALUEDATA_SCD
    • Question Fehlermeldung beim Öffnen, wenn der Wert vom Feld “Program / Project” noch nicht selektiert wurde
      • Die Selectbox zeigt den Wert “Bitte einen Wert im Feld XXX wählen”
  • new field “MSN”
    • editable only for supplier
  • new field “Aircraft Type”
    • values customizable through TKEYVALUEDATA_SCD
  • existing field “Program / Project”
    • values customizable through TKEYVALUEDATA_SCD
  • existing field “Material Model”
    • hide
  • existing field “Product Category”
    • hide
  • new fields should be contained in the outbound M2M message
• NCR Details → Tab “Attachments”
  • new field “Document type” (on attachment level)
    • values customizable through TKEYVALUEDATA_SCD
    • part of “SupplyOn Def. View”
    • “Add attachment” dialog
      • editable for supplier