Adopt the FA5 Pro CDN
Summary
We paid for FA 5 pro. Now let's use the CDN to get those SVG icons on the site. Drop the link below in the <head> and modify the usages of FA icons to use the SVG framework.
Helpful Links
<script defer src="https://pro.fontawesome.com/releases/v5.0.9/js/all.js" integrity="sha384-DtPgXIYsUR6lLmJK14ZNUi11aAoezQtw4ut26Zwy9/6QXHH8W3+gjrRDT+lHiiW4" crossorigin="anonymous"></script>