Add CQ Top Score dashboard.

templates/cq_owner.html

 {% extends "base.html" %}
 
 {% block extra_head %}
     <link href="/stylesheets/cq.css" type="text/css" rel="stylesheet"/>
 {% endblock %}
 
 {% block content %}
   {% for item in data %}
     <table class="issue" id="pc{{ item.0.issue }}">
       <caption><a href="http://codereview.chromium.org/{{ item.0.issue }}"
@@ skipping 12 matching lines @@
             <td class="timestamp">{{ event.timestamp|date:"D M d, H:i T " }}</td>
             <td class="type">{{ event.name }}</td>
             {% autoescape off %}
             <td class="message">{{ event.as_html }}</td>
             {% endautoescape %}
           </tr>
         {% endfor %}
       </tbody>
     </table>
   {% endfor %}
+<p>
+<i><a href="/cq/top" style=>Top scores</a></i>
 {% endblock %}