Version 1.5.52

/voucher/row/: Add field invoiceattachment
/voucher/row/: Updated documentation for the delete endpoint.
/additionalworkorder/{additionalworkorder_id}/despatch/: Added POST, PUT and GET endpoints
Max length for URL on document schemas has been updated from 255 to 2082 characters.
/voucherrow/: Request rate limit has been removed
Move Delivery Notes from WorkOrder to its own instance
/user/: Added field birthdate
/additionalworkorder/: Added fields servicemanid and servicemanname (POST; PUT; GET)
Updated description on organizationno fields in various schemas.