Merge pull request #58 from elipavlov/master

Adds highlight.js for code examples highlighting

Author: maxpoletaev

src/_includes/head.html

@@ -7,4 +7,6 @@
   <link href="http://fonts.googleapis.com/css?family=Ubuntu+Mono:400,700,400italic,700italic&subset=latin,cyrillic" rel="stylesheet">
 
   {% stylesheet main %}
+  
+  <link href="//cdnjs.cloudflare.com/ajax/libs/highlight.js/9.12.0/styles/darcula.min.css" type="text/css" rel="stylesheet">
 </head>

src/_layouts/default.html

@@ -15,5 +15,22 @@
     {% include ribbon.html %}
     {% include counters.html %}
   </body>
+  <script type="text/javascript" src="//cdnjs.cloudflare.com/ajax/libs/highlight.js/9.12.0/highlight.min.js"></script>
+  <script type="text/javascript" src="//cdnjs.cloudflare.com/ajax/libs/highlight.js/9.12.0/languages/go.min.js"></script>
+  <script type="text/javascript" src="//cdnjs.cloudflare.com/ajax/libs/highlight.js/9.12.0/languages/shell.min.js"></script>
+  <script type="text/javascript">
+    function hlt() {
+      var nodes = document.querySelectorAll('pre code');
+      nodes.forEach(function(el){
+        var src = el.innerText;
+        var res = hljs.highlightAuto(src, ['golang', 'shell']);
+        el.innerHTML = res.value;
+      });
+    }
+    
+    window.onload=function(){
+      hlt();
+    }
+  </script>
 
 </html>