Adding pseudo wire tests

Change-Id: If72e67e7bf1fa81b370c96696196fc575a453557
diff --git a/ofdpa/utils.py b/ofdpa/utils.py
index 693aa01..c5cf95f 100644
--- a/ofdpa/utils.py
+++ b/ofdpa/utils.py
@@ -732,6 +732,7 @@
             is_tagged=False,
             send_barrier=False
             )
+
     Groups._put( l2_intf_gid )
     add_mpls_flow_pw(
         ctrl=controller,