Add web based python shell to Melange. It is accessible via http://host/admin/shell url and requires developer rights. Shell project is part of google-app-engine-samples. This commit moves django configuration from main.py to separate gae_django.py module. Shell project has been modified in order to work correctly with django 1.0+. Build script has been updated and includes shell folder and gae_django.py file. http://code.google.com/p/google-app-engine-samples/source/browse/trunk/shell/

{% ifnotequal prev_start -1 %}<a href="{{ start_base_url }}&amp;start={{ prev_start }}">&lsaquo; Previous</a>{% endifnotequal %}
&nbsp;
{% for page in pages %}
  <a {% ifequal page.number current_page %} class="ae-page-selected ae-page-number" {% endifequal %}
    href="{{ start_base_url }}&amp;start={{ page.start }}">{{ page.number }}</a> 
{% endfor %}
&nbsp; 
{% ifnotequal next_start -1 %}<a href="{{ start_base_url }}&amp;start={{ next_start }}">Next &rsaquo;</a>{% endifnotequal %}