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

Closes #14 (closed) /cc @bvetter

test/test_sams_app.py

@@ -140,7 +140,7 @@ class TestSAMSApp(unittest.TestCase):
     self.assertEqual(menu[1]['menu'][0]['name'], langDicts['de'][name_strings[2]])
     menu = app.menu('de')
     self.assertEqual(menu[0]['name'], langDicts['de'][name_strings[0]])
-    self.assertEqual(menu[1]['menu'][1]['name'], langDicts['en'][name_strings[3]])
+    self.assertEqual(menu[1]['menu'][1]['name'], langDicts['de'][name_strings[3]])
 
   def test_app_menu_prefix(self):
     """app.menu(lanCode, prefix) returns the app menu with prefixed urls"""