Different use case exist for import / export:
-User uses the lockchart wizard to create a new lockchart based on a file (=Excel file)
-User has a lockchart file open in a lockchart tab and selects the option to import lockchart information from Excel. He can choose to have all information which has not been ordered yet removed prior to import or to have the information appended to the existing data.
-User has a lockchart tab open and select the option to export the lockchart information to Excel using a specific template file.
When handling the lockchart import / export the template should consider following main structure:
