* Updated use global variable instead of debug backtrace to enable subscription products filter
* Fixed conflict with WooCommerce product bundle extension, better code logic
* Fixed typo in get_type method name
* Added a setting to skip disabling course access on subscription expiry
* Added an action hook to remove course access for failed and cancelled subscriptions
* Fixed subscription renewal changing the course enrollment date
* Fixed pricing fields missing on the product edit page
* Added dependencies check
* Added WPML multi language course selector support
* Added background course enrollment warning above course selector field
* Added WC subscription switching feature support
* Updated allow retroactive tool to process course enrollment directly instead of storing the queue in DB
* Updated remove old code that process retroactive tool using cron
* Updated change learndash_woocommerce_silent_course_enrollment_queue option to be non autoload to improve performance
* Updated Use custom label if set
* Fixed renewal process unenroll and reenroll users to courses
* Fixed PHP notice error because of deprecated class property
* Fixed retroactive tool reset enrollment date to the tool run date
