OF controller port mapping

	- Add of_port_mappings DB entry
	- Add interface to ovim.py to handle of port mapping per datacenter

Change-Id: I4248c89c3b951f075d4f75d5bb79cdabe87b866c
Signed-off-by: mirabal <leonardo.mirabal@altran.com>
diff --git a/openvimd.py b/openvimd.py
index 923ad16..5441f4d 100755
--- a/openvimd.py
+++ b/openvimd.py
@@ -30,9 +30,9 @@
 
 __author__ = "Alfonso Tierno"
 __date__ = "$10-jul-2014 12:07:15$"
-__version__ = "0.5.5-r522"
+__version__ = "0.5.6-r523"
 version_date = "Feb 2017"
-database_version = "0.12"      #expected database schema version
+database_version = "0.13"      #expected database schema version
 
 import httpserver
 import auxiliary_functions as af