Add span5 from example into multiple grid inputs code snippet

docs/base-css.html

@@ -1262,10 +1262,14 @@ For example, <code>section</code> should be wrapped as inline.
             </div>
           </form>
 <pre class="prettyprint linenums">
+&lt;div class="controls"&gt;
+  &lt;input class="span5" type="text" placeholder=".span5"&gt;
+&lt;/div&gt;
 &lt;div class="controls controls-row"&gt;
   &lt;input class="span4" type="text" placeholder=".span4"&gt;
   &lt;input class="span1" type="text" placeholder=".span1"&gt;
 &lt;/div&gt;
+...
 </pre>
 
           <h3>Uneditable inputs</h3>

docs/templates/pages/base-css.mustache

@@ -1199,10 +1199,14 @@
             </div>
           </form>
 <pre class="prettyprint linenums">
+&lt;div class="controls"&gt;
+  &lt;input class="span5" type="text" placeholder=".span5"&gt;
+&lt;/div&gt;
 &lt;div class="controls controls-row"&gt;
   &lt;input class="span4" type="text" placeholder=".span4"&gt;
   &lt;input class="span1" type="text" placeholder=".span1"&gt;
 &lt;/div&gt;
+...
 </pre>
 
           <h3>{{_i}}Uneditable inputs{{/i}}</h3>