syntax highlight + TOC scroll + other content parsing improvements

assets/js/app.js

@@ -1 +1 @@
-"use strict";jQuery(document).ready(function(e){e("a").smoothScroll({speed:"auto"})});
+"use strict";jQuery(document).ready(function(e){e("a").smoothScroll({speed:400,offset:-20});new Sticky(".stickyscroll")});