Sort people by notability

Better errors and tidy
Nicer date formats

templates/personindex.html

@@ -8,12 +8,12 @@
 <h2>Notable expoers</h2>
 <table class="searchable">
 <tr><th>Person</th><th>First</th><th>Last</th><th>Notability</th></tr>
-{% for person in notablepersons %}
+{% for person in notablepersons|dictsortreversed:"notability" %}
 <tr>
   <td><a href="{{ person.get_absolute_url }}">{{person|wiki_to_html_short}}</a></td>
   <td><a href="{{ person.first.get_absolute_url }}">{{ person.first.expedition.year }}</a></td> 
   <td><a href="{{ person.last.get_absolute_url }}">{{ person.last.expedition.year }}</a></td> 
-  <td>{{person.notability}}</td>
+  <td>{{person.notability|floatformat:2}}</td>
 </tr>
 {% endfor %}
 </table>