v2.0.3

• Fix: Better support for legacy invoice number filter (wpo_wcpdf_invoice_number - replaced by wpo_wcpdf_formatted_document_number)
• Fix: Document number formatting fallback to order date if no document date available
• Fix: Updated classmap: PSR loading didn't work on some installations
• Fix: Prevent order notes from all orders showing when document is not loaded properly in filter
• Tweak: Disable deprecation notices during email sending
• Tweak: ignore outdated language packs