A San Luis Obispo County employee killed in a crash on Highway 41 last week was honored at Tuesdays County Board of Supervisors meeting.Rarely, I believe, we have the opportunity to know someone so exceptional as Gemma, San Luis Obispo County Director of Social Services Devin Drake said before supervisors when referring to Gemma Salting.An employment/resource specialist employed by the county for seven years, Salting, 58, of Atascadero, was repo…