"calendar.event.videoconferencing.warn" = "calendar.event.videoconferencing.warn";
"calendar.freebusy.busy" = "calendar.freebusy.busy";
"calendar.freebusy.busyunavailable" = "calendar.freebusy.busyunavailable";
"calendar.freebusy.busytentative" = "calendar.freebusy.busytentative";