Update Font Awesome to v5.0.11 (#1620)

* Update Font Awesome to v5.0.10

https://github.com/FortAwesome/Font-Awesome/blob/master/CHANGELOG.md

* Update scripts.html

_includes/scripts.html

@@ -9,7 +9,7 @@
   {% endfor %}
 {% else %}
   <script src="{{ '/assets/js/main.min.js' | relative_url }}"></script>
-  <script src="https://use.fontawesome.com/releases/v5.0.9/js/all.js"></script>
+  <script src="https://use.fontawesome.com/releases/v5.0.11/js/all.js"></script>
 {% endif %}
 
 {% if site.search == true or page.layout == "search" %}