YITH WooCommerce Multi Vendor Premium 4.20.0

* New: Support for WooCommerce 4.6
* Fix: Pagination issue on vendors list shortcode
* Fix: Orders and Sales Reports menu item disappears in vendor dashboard with WooCommerce 4.5
* Fix: Report issues with Aelia multi-currency plugin
* Fix: variable $data_last_modified doesn't exists"
* Fix: Stripe connect integration

* New: Support for WooCommerce 4.2
* New: Select/Remove all countries in shipping area
* Update: Plugin framework
* Fix: Item restock two times on order cancelled

* New: Supporting WooCommerce 4.0
* New: Supporting WordPress 5.4
* New: Update plugin framework
* New: Column "Parent Order" in orders list table (vendor side)
* New: Vendor can search by parent order id
* New: Vendor id col in Vendors taxonomy page
* New: Option to set a custom recipient for pending product email
* New: Ability to translate Vendor Shipping Policy and Vendor Refund Policy with WPML
* Update: Plugin framework
* Tweak: Set template_base for all plugin's emails
* Tweak: New commissions refund management
* Tweak: Allow to use custom locale for plugin text domain
* Tweak: WPML integration
* Tweak: New register_taxonomy management
* Fix: Missing default value in vendor object
* Fix: Try to use non numeric value like number
* Fix: Wrong text domain and translation issues
* Fix: Wrong order amount in WooCommerce > Analytics > Orders section
* Fix: Wrong order count in WooCommerce > Analytics > Orders section
* Fix: Wrong order amount in WooCommerce > Analytics > Revenue section
* Fix: Wrong order count in WooCommerce > Analytics > Revenue section
* Fix: Undefined index 's' issue in orders section
* Fix: Missing $product arg in woocommerce_attribute_label hook
* Fix: $is_visible arg in woocommerce_order_item_name hook
* Fix: Unable to assign vendor to a product
* Fix: Unable to set shipping method for vendors
* Fix: Style issues on shipping panel for vendors
* Fix: Show refund information in single order page only if needed
* Fix: Show refund information in single commission page only if needed
* Fix: Show refund amount in single commission template
* Fix: Wrong template_base param for plugin's emails
* Dev: add yith_wcmv_register_commission_refund action after register commission refunded
* Dev: add yith_wcmv_delete_commission_refund action after delete commission refunded
* Dev: add yith_wcmv_get_translation_keys for term translation