to keep attribute which is text/plain for external js sources
to fix cURL error 60: SSL certificate problem: certificate has expired warning for the webp image extension
to fix PHP Warning: Undefined array key 1 in powerful-html.php on line 1082
to fix InternalError: too much recursion for jqIsReady()
to exclude js source of ConvertKit.com for render blocking js
to exclude js for render blocking js if source data-cfasync=“false”
refactoring of lazy load for background images
to fix cURL error 60: SSL certificate problem: certificate has expired
