fixing imports to get ready for module distribution.
fixing errors detected with flake8

Change-Id: Ib99df43fd5f86ccbb3e35111972a2075e7a956dd
Signed-off-by: tierno <alfonso.tiernosepulveda@telefonica.com>
diff --git a/osm_common/__init__.py b/osm_common/__init__.py
index df7b893..30a016f 100644
--- a/osm_common/__init__.py
+++ b/osm_common/__init__.py
@@ -1,2 +1,2 @@
 version = '0.1.3'
-date_version = '2018-04-19'
\ No newline at end of file
+date_version = '2018-04-25'