update!

Author: a.shtyrnyaev

python_ru/settings.py

@@ -52,16 +52,15 @@
     'ckeditor_uploader',
 )
 
-MIDDLEWARE_CLASSES = (
-    'whitenoise.middleware.WhiteNoiseMiddleware',
+MIDDLEWARE = (
+    'django.middleware.security.SecurityMiddleware',
     'django.contrib.sessions.middleware.SessionMiddleware',
     'django.middleware.common.CommonMiddleware',
     'django.middleware.csrf.CsrfViewMiddleware',
     'django.contrib.auth.middleware.AuthenticationMiddleware',
-    'django.contrib.auth.middleware.SessionAuthenticationMiddleware',
     'django.contrib.messages.middleware.MessageMiddleware',
     'django.middleware.clickjacking.XFrameOptionsMiddleware',
-    'django.middleware.security.SecurityMiddleware',
+    'whitenoise.middleware.WhiteNoiseMiddleware',
 )
 
 ROOT_URLCONF = 'python_ru.urls'