tools-imgui: sanitize input
tools-imgui: sanitize input

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