__author__="Alfonso Tierno"
__date__ ="$10-jul-2014 12:07:15$"
-__version__="0.5.0-r506"
-version_date="Oct 2016"
-database_version="0.8" #expected database schema version
+__version__="0.5.1-r507"
+version_date="Jan 2017"
+database_version="0.9" #expected database schema version
import httpserver
import auxiliary_functions as af