* Fix - Sanitize data when importing product addons. * Fix - Include quantity in calculation for customer defined price fields. * Tweak - Change quantity string for RTL languages. * Tweak - WC 4.5 compatibility. * Tweak - WP 5.5 compatibility.
* Fix - Sanitize Add-Ons serialized imported data and escape output.
Fix – Replace deprecated jQuery methods. Tweak – WordPress 5.5 compatibility.