Release 5.0.0-alpha3 (#476)

* 95 additional icons; including file types, directional, and some existing and new brand icons
* Wrong content type in generated CSS #458
* Removal of query string from static resources #458
* SVG font ID's are incorrect in webfont implementation #474

scss/_core.scss

@@ -6,7 +6,6 @@
   font-style: normal;
   font-variant: normal;
   font-weight: normal;
-  font-family: "Font Awesome 5";
   line-height: 1;
   vertical-align: -15%;
   -webkit-font-smoothing: antialiased;