new_contents: from django.conf.urls import patterns
  
  from .views import (
      InfrastructureLayer, InfrastructureList, InfrastructureDetail, InfrastructureCreate,
      InfrastructureUpdate, InfrastructureDelete, InfrastructureJsonList,
      SignageLayer, SignageList, SignageDetail, SignageCreate,
      SignageUpdate, SignageDelete, SignageJsonList,
  )
  
  from caminae.mapentity.urlizor import view_classes_to_url
  
  
  urlpatterns = patterns('', *view_classes_to_url(
      InfrastructureLayer, InfrastructureList, InfrastructureDetail, InfrastructureCreate,
      InfrastructureUpdate, InfrastructureDelete, InfrastructureJsonList,
      SignageLayer, SignageList, SignageDetail, SignageCreate,
      SignageUpdate, SignageDelete, SignageJsonList,
  ))
  
subject: Add missing file