clean old code, add validation cli function
clean old code, add validation cli function

galek/crown,dbartolini/crown,galek/crown,taylor001/crown,dbartolini/crown,taylor001/crown,mikymod/crown,galek/crown,taylor001/crown,mikymod/crown,galek/crown,mikymod/crown,taylor001/crown,mikymod/crown,dbartolini/crown,dbartolini/crown