Fix test so that it works everyday!

bob/extension/data/test_dump_config.py

-## Configuration file automatically generated at 05/07/2018 for cli test.
-
 
 ## Path leading to test blablabla.
 ## Option: -t, --test [default: /my/path/test.txt]
 # test = /my/path/test.txt
-
-
-
-

bob/extension/test_click_helper.py

@@ -192,4 +192,4 @@ def test_config_dump():
                                                 'data/test_dump_config.py')
         assert result.exit_code == 0, (result.exit_code, result.output)
         with open('TEST_CONF', 'r') as f, open(ref, 'r') as f2:
-            assert f.read() == f2.read()
+            assert f2.read() in f.read()