webproject: Remove requires_csrf_token

method does not seem to exist in debian packaged django release. Since
csrftoken is not used in 500 templates the removal won't cause any side
effects.

snf-webproject/synnefo/webproject/urls.py

@@ -36,7 +36,6 @@ import os
 from django.conf.urls.defaults import *
 from synnefo.util.entry_points import extend_urls
 from django.utils.importlib import import_module
-from django.views.decorators.csrf import requires_csrf_token
 from django.template import Context, loader, RequestContext
 from django import http
 from django.conf import settings
@@ -101,10 +100,6 @@ if getattr(settings, 'WEBPROJECT_SERVE_STATIC', settings.DEBUG):
 urlpatterns = extend_urls(urlpatterns, 'synnefo')
 
 
-# This can be called when CsrfViewMiddleware.process_view has not run,
-# therefore need @requires_csrf_token in case the template needs
-# {% csrf_token %}.
-@requires_csrf_token
 def handle500(request, template_name="500.html"):
     t = loader.get_template(template_name)
     context = Context({})