Changes in styleshet and generated html to conform more to mobile w3c reccomendations.

app/views/contexts/_mobile_context.rhtml

@@ -6,9 +6,9 @@ if not @not_done.empty?
   # only show a context when there are actions in it
   -%>
 <h2><%=mobile_context.name%></h2>
-<table cellpadding="0" cellspacing="0" border="0">
+<ul class="c">
 <%= render :partial => "todos/mobile_todo", 
            :collection => @not_done, 
            :locals => { :parent_container_type => "context" }-%>
-</table>
+</ul>
 <% end -%>