CORD-1939: support for nose2
modify test cases to be compliant with automation
Cherry-pick from cord-4.1 b641f9060eb912470a284bfd04dd955b031af708

Change-Id: I01914ccfb57979994534c6128bc5ff72ae10f64b
diff --git a/lib/xos-config/xosconfig/__init__.py b/lib/xos-config/xosconfig/__init__.py
index b7ad3d8..105d4a0 100644
--- a/lib/xos-config/xosconfig/__init__.py
+++ b/lib/xos-config/xosconfig/__init__.py
@@ -14,4 +14,4 @@
 # limitations under the License.
 
 
-from .config import Config
\ No newline at end of file
+from .config import Config