-__author__="Alfonso Tierno, Gerardo Garcia, Pablo Montes"
-__date__ ="$26-aug-2014 11:09:29$"
-__version__="0.5.11-r521"
-version_date="Apr 2017"
-database_version="0.20" #expected database schema version
+__author__ = "Alfonso Tierno, Gerardo Garcia, Pablo Montes"
+__date__ = "$26-aug-2014 11:09:29$"
+__version__ = "0.5.12-r522"
+version_date = "May 2017"
+database_version = 20 #expected database schema version