12th_fix error

app/models/__init__.py

@@ -13,6 +13,7 @@ from .job import TranslationJob, JobFile
 from .cache import TranslationCache
 from .stats import APIUsageStats
 from .log import SystemLog
+from .notification import Notification, NotificationType
 
 __all__ = [
     'User',
@@ -20,5 +21,7 @@ __all__ = [
     'JobFile',
     'TranslationCache',
     'APIUsageStats',
-    'SystemLog'
+    'SystemLog',
+    'Notification',
+    'NotificationType'
 ]