YITH WooCommerce Order Tracking Premium 2.23.0

* New: Support for WooCommerce 5.3
* New: carrier Flecha Amarilla
* New: carrier Seabourne Express
* New: carrier Chronofresh
* New: carrier MTM Transports
* New: carrier Coldline
* Tweak: added email field to 'yith_check_tracking_info_form' shortcode
* Tweak: improved enqueue scripts method
* Update: YITH plugin framework
* Update: translation files
* Update: updated XPRESSBEES carrier

* New: Support for WooCommerce 5.1
* New: Support for WordPress 5.7
* New: added new carrier TRAMACO EXPRESS
* New: added new carrier SNOWL shipping
* New: added new carrier REDUR
* New: added new carrier Vinos Courier
* New: added new carrier Swyft Logistics
* New: added new carrier Bohaul Express
* Update: YITH Plugin Framework

* New: Support for WooCommerce 5.0
* New: added new carrier DPD Portugal
* New: added new carrier Toll Ipec
* Update: YITH plugin framework