Updated the version required of pymongo

Author: rozza

_includes/themes/mongoengine/frontpage.html

@@ -127,7 +127,7 @@ <h2><a name="getting-started"></a>Getting Started</h2>
     <div class="span5">
     <h3 class="first">Dependancies</h3>
     <ul class="decorated">
-        <li><a href="http://api.mongodb.org/python/">pymongo 1.1+</a></li>
+        <li><a href="http://api.mongodb.org/python/">pymongo 2.1.1+</a></li>
         <li><a href="http://sphinx.pocoo.org/">sphinx</a> (optional, for documentation
         generation)</li>
     </ul>