Add number to labels so rating works in non-CSS-enabled browsers.

django_starfield/templates/django_starfield/stars.html

 {% for i in stars %}<!--
 --><input type="radio" name="{{ name }}" id="{{ name }}-{{ forloop.counter0 }}"
           value="{{ i }}" {% if value == i %}checked="checked"{% endif %} /><!--
-    --><label for="{{ name }}-{{ forloop.counter0 }}"></label><!--
+    --><label for="{{ name }}-{{ forloop.counter0 }}">{{ i }}</label><!--
 -->{% endfor %}