YITH WooCommerce Product Add-ons Premium 4.18.0

* New: Alternative "Replace Image" method for non standard themes support
* Update: YIT Plugin Framework 3.0.35
* Update: Dutch language
* Fix: Elementor support
* Fix: Deprecated .size() method of jQuery 1.8
* Fix: Quick View
* Fix: Minor bugs

Update YIT Plugin Framework 3.0.27
Fix Required options
Fix Minor bugs

* New: Portuguese translation
* Fix: Table columns in ThickBox
* Fix: Undefined variable "collapsed"