- Alternatives must be followed by a non-alternative item row
- On submit, store non-alternative rows in hidden checkbox to avoid recomputation
- Check for valid/mappable rows by row name
- UI: Select from table rows.Add single row for original/alternative item in dialog
- UI: Indicator for alternative items in dialog grid
- UI: Indicator legend and description of table
- DB: Added check field 'Has Alternative Item' not to be confused with 'Has Alternative' in Mfg