old_contents: from django.conf.urls import patterns, url
  from django.views.decorators.csrf import ensure_csrf_cookie
  from django.views.generic import TemplateView
  
  # Uncomment the next two lines to enable the admin:
  from django.contrib import admin
  admin.autodiscover()
  
  urlpatterns = patterns(
      'proso_feedback.views',
      url(r'^(|home)$', ensure_csrf_cookie(TemplateView.as_view(template_name="feedback_home.html")), name='home'),
      url(r'^feedback$', 'feedback', name='feedback'),
      url(r'^rating$', 'rating', name='rating'),
  )
  
new_contents: from django.conf.urls import patterns, url
  from django.views.decorators.csrf import ensure_csrf_cookie
  from django.views.generic import TemplateView
  
  # Uncomment the next two lines to enable the admin:
  from django.contrib import admin
  admin.autodiscover()
  
  urlpatterns = patterns(
      'proso_feedback.views',
      url(r'^(|home)$', ensure_csrf_cookie(TemplateView.as_view(template_name="feedback_home.html")), name='home'),
      url(r'^feedback/$', 'feedback', name='feedback'),
      url(r'^rating/$', 'rating', name='rating'),
  )
  
subject: use trailing slash in url