Update site from bootstrap 2.1.1 to 3.3.5

docs/templates/default.liquid

@@ -1,34 +1,34 @@
 <!DOCTYPE html>
 <html lang="en">
   {% include "shared/head" %}
+
   <body id="{{slug}}">
     {% include "shared/header" %}	
-    
+
     <div class="container">
-        
       <div class="row">
         <h1>{{headline}}</h1>
         {% for item in body %}
           {% if item.text %}
             {{ item.text | replace: '$JQ_VERSION', jq_version | markdownify }}
           {% endif %}
-        
-          {% if item.command %}
 
-        
+          {% if item.command %}
             {% capture resultID %}{{ "result" | unique}}{% endcapture %}
             <div class="tutorial-example">
               <div class="accordion-heading">
                 <pre>{{item.command}}</pre>
                 <a data-toggle="collapse" href="#{{resultID}}">Show result</a>
               </div>
-              <div id="{{resultID}}" class="accordion-body collapse"><pre>{{item.result}}</pre></div>
+              <div id="{{resultID}}" class="accordion-body collapse">
+                <pre>{{item.result}}</pre>
+              </div>
             </div>
           {% endif %}
         {% endfor %}
       </div>
     </div>
+
     {% include "shared/footer" %}
-    
   </body>
 </html>