Avada Fusion Builder Support for Custom Post Types
/* https://theme-fusion.com/forums/reply/reply-to-how-may-i-make-the-fusion-builder-feature-available-on-custom-posts/
Open up /wp-content/plugins/fusion-core/admin/class-pagebuilder.php - Look for line 53 */
var $allowed_post_types = array('page','post','avada_faq','avada_portfolio');