Usage:Enable membership on pages and show the content of pages only to those users who buy the membership.
Problem:when page builder is enabled For example :ABOUT Page , the page content is shown up instead of message to the buy the membership i.e page is not restricted by membership .
Solution:Add the following line in wplms-customizer.php .
add_filter('the_content', 'pmpro_membership_content_filter', 99);
