Add missing properties to SalesEntryLine
Add missing properties to SalesEntryLine

Added:
- IntraStatArea
- IntraStatCountry
- IntraStatDeliveryTerm
- IntraStatTransactionA
- IntraStatTransportMethod
- StatisticalNetWeight
- StatisticalNumber
- StatisticalQuantity
- StatisticalValue

Reference: https://start.exactonline.nl/docs/HlpRestAPIResourcesDetails.aspx?name=SalesEntrySalesEntryLines
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