Refactor

As all points from the epic refactor issue are closed #47 (closed) I am merging this in to master in order to unblock development.

backend/grady/settings/default.py

@@ -88,21 +88,6 @@ DATABASES = {
     },
 }
 
-# Password validation
-# https://docs.djangoproject.com/en/1.10/ref/settings/#auth-password-validators
-
-AUTH_PASSWORD_VALIDATORS = [
-    {
-        'NAME': 'django.contrib.auth.password_validation.UserAttributeSimilarityValidator',
-    },
-    {
-        'NAME': 'django.contrib.auth.password_validation.CommonPasswordValidator',
-    },
-    {
-        'NAME': 'django.contrib.auth.password_validation.NumericPasswordValidator',
-    },
-]
-
 
 # Internationalization
 # https://docs.djangoproject.com/en/1.10/topics/i18n/