Fix error at some openstacks getting floating ip for neutron port

Change-Id: I7b0706098db372e80c310ff7f8a545755d1fbdc4
diff --git a/openmanod b/openmanod
index b2a4b6d..4f30888 100755
--- a/openmanod
+++ b/openmanod
@@ -48,8 +48,8 @@
 
 __author__ = "Alfonso Tierno, Gerardo Garcia, Pablo Montes"
 __date__ = "$26-aug-2014 11:09:29$"
-__version__ = "0.5.67-r577"
-version_date = "May 2018"
+__version__ = "0.5.68-r578"
+version_date = "Jun 2018"
 database_version = 31      # expected database schema version