Resolve "Ändern der Sprache in ExampleApp muss in beiden Sprachen funtkionieren"

Closes #14 (closed) /cc @bvetter

test/test_sams_hub.py

@@ -248,7 +248,8 @@ class CaseMinimalSAMSHub(unittest.TestCase):
         with hub.flaskApp.test_client(self) as client:
           response = client.get('/test/hello')
           self.assertIs(response.status_code, 200)
-          self.assertEquals(response.data.decode('utf-8'), langDict['hello'])
+          self.assertEquals(
+            response.data.decode('utf-8'), langDicts['de']['hello'])
 
   def test_session_language_used(self):
     """use Session['language'] if possible"""