WooCommerce PDF Invoices 5.0.5

Download WooCommerce PDF Invoices 5.0.5 from nulled fire. Automatically create and attach a fully customizable PDF invoice to the completed order email.
* Fix Using $this when not in object context
* non-static method should not be called statically
* Fix Class 'WooCommercePDFInvoice\PhpEvaluator' not found
* Add filter so that Orders can be completed without generating an invoice eg free orders
* Add filter so that PDF is not attached to emails but invoice is still available
* Version Bump