Support linking through router code for urls.

app/subapps/browser/templates/browser_charm.handlebars

 <div class="charm yui3-g">
     <div class="content yui3-u-{{#if isFullscreen}}5-6{{else}}1{{/if}}">
         <div class="nav">
             <a href="" class="back">{{#if isFullscreen}}Back{{else}}Close{{/if}}</a>
             <a href="" class="add">Add</a>
             <a href="" class="share">
                 <img src="/juju-ui/assets/images/share_icon.jpg" alt="Share" />
             </a>
         </div>
 
@@ skipping 221 matching lines @@
             <h2>Useful links</h2>
             <ul class="vertical-links">
                 <li><a href="">Juju community</a></li>
                 <li><a href="">Online resources</a></li>
                 <li><a href="">Write your own Charm</a></li>
                 <li><a href="">Contribute to this Charm</a></li>
             </ul>
         </div>
     {{/if}}
 </div>