Update TODO

TODO

@@ -57,7 +57,16 @@ woocommerce-pdf-invoices-packing-slips:
 woocommerce-pdf-invoices:
 -) Uses order_meta: _bewpi_formatted_invoice_number => Set it manually to prevent the plugin from using its own counter
 -) save function always creates the order_meta => hook in later and overwrite it it non-zero => PROBLEM: There are no hooks called!
+-) Patch to implement support ready
 
 yith-woocommerce-pdf-invoice:
 -) Number inserted by a call to get_formatted_invoice_number, no hook available
--) Number is assumed numeric with only prefix/postfix pre/appended (hardcoded, not with triggers)
\ No newline at end of file
+-) Number is assumed numeric with only prefix/postfix pre/appended (hardcoded, not with triggers)
+-) Patch to implement support ready
+
+WooThemes PDF Invoices (woocommerce-pdf-invoice):
+-) Order number does not work (hardcoded to ID or Sequential Order numbers plugin => Patch sent
+-) Patch to implement support ready
+
+WooCommerce Print Invoices and Delivery Notes (woocommerce-delivery-notes)
+-) Patch to implement support ready