Adjusted Content-Length if we modify the response.

Author: robhudson

debug_toolbar/middleware.py

@@ -100,5 +100,7 @@ def process_response(self, request, response):
                     smart_unicode(response.content), 
                     self.tag,
                     smart_unicode(self.debug_toolbars[request].render_toolbar() + self.tag))
+            if response.get('Content-Length', None):
+                response['Content-Length'] = len(response.content)
         del self.debug_toolbars[request]
         return response