add memcached as cache backend

debian/control

@@ -19,6 +19,7 @@ Architecture: all
 Depends: ${misc:Depends},
     python-scrutiny (= ${binary:Version}),
     python-psycopg2,
-    gunicorn
+    gunicorn,
+    memcached
 Recommends: nginx, postgresql
 Description: Tracker of installed modules

debian/settings.py

@@ -53,3 +53,10 @@ TIME_ZONE = 'Europe/Paris'
 # HTTPS Security
 # CSRF_COOKIE_SECURE = True
 # SESSION_COOKIE_SECURE = True
+
+CACHES = {
+    'default': {
+        '_BACKEND': 'django.core.cache.backends.memcached.MemcachedCache',
+        'LOCATION': '127.0.0.1:11211',
+    }
+}