• This release only contains internal changes

• Introduced response code 503 with Retry-After headers: Response codes
• InvoiceStatus and InvoiceStatusCode is now exposed in CustomerInvoice

• Added new filter options lt, gt and ne: Filtering

Fix a bug in the /eventlog/ endpoint.

• /eventlog/: Added field ProjectNo

• New endpoint: /customerinvoice/{customerinvoice_id}/attachments/
  New endpoint: /customerinvoice/{customerinvoice_id}/attachments/{voucher_id}
  New endpoint: /customerinvoice/{customerinvoice_id}/attachments/{voucher_id}/file
  New endpoint: /customerinvoice/{customerinvoice_id}/voucherrows/
  New endpoint: /customerinvoice/{customerinvoice_id}/voucherrows/{voucherrow_id}
  New endpoint: /customerinvoice/{customerinvoice_id}/voucherrows/{voucherrow_id}/pdf
  New endpoint: /voucher/{voucher_id}/pdf
  Changed endpoint: /customerinvoice/{customerinvoice_id}/pdf/ new parameter: include attachment

Added field active to supplier endpoints
Fixed so that retrieving single supplier by Id works with inactive suppliers

Added endpoint: /supplier/{supplier_id}/evaluation/
Added endpoint: /supplier/{supplier_id}/specification/

• This release only contains internal changes

• Add field projectname to GET /workorder/
• Add field projectname to GET /workorder/{workorder_id}
• Add field projectname to GET /additionalworkorder/
• Add field projectname to GET /additionalworkorder/{workorder_id}