Added related document information to the whse shipment and receipt lines to see if the line is connected to a document

In warehouse documents you can already see the source of a warehouse document.

But often, documents are related to other documents and waiting for them.

E.g. you can have a sales order with a linked purchase order, transfer order or production order.

With the two new columns Related Document Type and Related Document No. you can now see the related document as well directly in the warehouse document.

The change applies to the warehouse shipment, warehouse receipt and warehouse pick pages.