changes per discussion on get_display_value - returns "True" if true, "False" if false, and null for all other conditions (in keeping with what is currently done)
changes per discussion on get_display_value - returns "True" if true, "False" if false, and null for all other conditions (in keeping with what is currently done)

archesproject/arches,archesproject/arches,archesproject/arches,archesproject/arches