forked from CGM_Public/pretix_original
* Always call render_invoice_text - even if order is already paid * Print PayPal payment ID on invoice if available and invoice is paid * Also display Sale ID on invoice * try/except for paymentId/SaleId
* Always call render_invoice_text - even if order is already paid * Print PayPal payment ID on invoice if available and invoice is paid * Also display Sale ID on invoice * try/except for paymentId/SaleId