title: django-debug-toolbar breaking on admin while getting sql stats
body: <p>Environment:django debug toolbar breaking while using to get sql stats else it's working fine on the other pages, breaking only on the pages which have sql queries.</p>
  
  <pre><code>Request Method: GET
  Request URL: http://www.blog.local/admin/
  
  Django Version: 1.9.7
  Python Version: 2.7.6
  Installed Applications:
  [
   ....
   'django.contrib.staticfiles',
   'debug_toolbar']
  Installed Middleware:
  [
    ...
   'debug_toolbar.middleware.DebugToolbarMiddleware']
  
  Traceback:
  
  File "/home/vagrant/www/dx/venv/local/lib/python2.7/site-packages/django/core/handlers/base.py" in get_response
    235.                 response = middleware_method(request, response)
  
  File "/home/vagrant/www/dx/venv/local/lib/python2.7/site-packages/debug_toolbar/middleware.py" in process_response
    129.                 panel.generate_stats(request, response)
  
  File "/home/vagrant/www/dx/venv/local/lib/python2.7/site-packages/debug_toolbar/panels/sql/panel.py" in generate_stats
    192.                     query['sql'] = reformat_sql(query['sql'])
  
  File "/home/vagrant/www/dx/venv/local/lib/python2.7/site-packages/debug_toolbar/panels/sql/utils.py" in reformat_sql
    27.     return swap_fields(''.join(stack.run(sql)))
  
  File "/home/vagrant/www/dx/venv/local/lib/python2.7/site-packages/sqlparse/engine/filter_stack.py" in run
    29.             stream = filter_.process(stream)
  
  Exception Type: TypeError at /admin/
   Exception Value: process() takes exactly 3 arguments (2 given)
  </code></pre>