Changed Middleware definition to new Django style

src/kasu/settings.py

@@ -68,17 +68,16 @@ CACHES = {
 }
 
 # Request Middleware
-MIDDLEWARE_CLASSES = [
+MIDDLEWARE = [
     'csp.middleware.CSPMiddleware',
     '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.middleware.locale.LocaleMiddleware',
     'django.contrib.messages.middleware.MessageMiddleware',
     'django.middleware.clickjacking.XFrameOptionsMiddleware',
+    'django.middleware.locale.LocaleMiddleware',
     'utils.middleware.SetRemoteAddrFromForwardedFor',
     'mahjong_ranking.middleware.DenormalizationUpdateMiddleware',
 ]