store OVS network ports at database as type instance:ovs

Change-Id: Ib407ff375df730eec8cc61f8cc9639f7cf9c78bd
Signed-off-by: tierno <alfonso.tiernosepulveda@telefonica.com>
diff --git a/openvimd.py b/openvimd.py
index 1651df7..eb6c2f0 100755
--- a/openvimd.py
+++ b/openvimd.py
@@ -30,9 +30,9 @@
 
 __author__="Alfonso Tierno"
 __date__ ="$10-jul-2014 12:07:15$"
-__version__="0.5.1-r518"
+__version__="0.5.2-r519"
 version_date="Jan 2017"
-database_version="0.8"      #expected database schema version
+database_version="0.9"      #expected database schema version
 
 import httpserver
 import auxiliary_functions as af