LearnDash_Setup_Wizard::register_menu()
Method: Register the admin page to the tree.
Method: Register the admin page to the tree.
Method: If there is no license key stored in the database, then we should show up the wizard
Method: Sanitize an array recursively.
Class: Setup wizard class.
Method: The single instance of the class.
Method: Enable stripe connect and then redirect to the wizard again.
Method: Check when we need to show the wizard and set an option for that.