YITH WooCommerce Product Add-ons Premium 4.18.0

* New: Support for WooCommerce 4.2
* Update: Italian language
* Update: Color & Labels features
* Update: YITH Plugin Framework
* Fix: Variation Image Gallery
* Fix: YITH Quick View add to cart position
* Fix: Minor bugs

* New: Support for WooCommerce 4.1
* New: Proteo theme integration
* New: New replace image function
* Update: YIT Plugin Framework
* Fix: Error when deleting an order
* Fix: Prevent Google index
* Fix: Dependencies problem
* Fix: Clickable label price
* Fix: Minor bugs

* New: Support for WooCommerce 4.0
* New: WooFood plugin compatibility
* New: Popups compatibility
* Update: YIT Plugin Framework
* Update: Dutch language
* Dev: Show product options check
* Dev: New filter to show the add-on type select images
* Fix: Variations dependencies ignored
* Fix: Variations dependencies in popup
* Fix: Radio buttons price calculation
* Fix: Min value calculation for numeric add-ons
* Fix: Calendar date format
* Fix: Collapse feature
* Fix: Minor bugs