extracting UserPreferencesAbstractModel so it can be used when user_model is redefined

basetheme_bootstrap/user_preferences.py

@@ -12,7 +12,7 @@ from basetheme_bootstrap import user_preferences_utils
 
 logger = logging.getLogger("basetheme_bootstrap")
 
-class UserPreferencesAbstractModel(user_preferences_utils.UserPreferencesAbstractModelWithUser):
+class UserPreferencesAbstractModel(user_preferences_utils.UserPreferencesAbstractModelWithoutUser):
     class Meta:
         abstract = True
 

basetheme_bootstrap/user_preferences_utils.py

@@ -38,7 +38,7 @@ def get_user_preferences_for_user(user):
     return klass.get_for_user(user=user)
 
 
-class UserPreferencesAbstractModelWithUser(models.Model):
+class UserPreferencesAbstractModelWithoutUser(models.Model):
     class Meta:
         abstract = True