YITH WooCommerce Quick Export Premium 1.3.8

* New: support for WooCommerce 5.3
* Update: YITH plugin framework

* New: Support for WooCommerce 4.4
* New: Support for WordPress 5.5
* Update: plugin-fw

* New: Support for WooCommerce 4.3
* Tweak: added the order notes in the export file
* Tweak: added payment_method_title in the order export file
* Tweak: added the applied gift cards to the orders export
* Update: plugin-fw
* Update: language files
* Dev: added a new condition to not show the order status change notes in the order notes