fix ui on depmand

oml/user/api.py

@@ -44,6 +44,10 @@ def init(data):
     response['user']['id'] = settings.USER_ID
     response['user']['online'] = state.online
     if settings.ui:
+        for f in settings.ui['filters']:
+            if f['id'] == 'classification':
+                f['id'] = 'categories'
+                settings.ui._save()
         response['user']['ui'] = settings.ui
     return response
 actions.register(init)