A woman and her elderly mum waited 14 HOURS overnight for an RAC mechanic to jump-start their car after they broke down during a trip to the seaside.Jacqui Hill and her mum Marion, 75, from Prestwich, were left cold and hungry when they stayed up all night in their Vauxhall Astra with their dog on the coast of north Wales.They were told the wait would initially be five hours when they broke down at 6pm on Friday, but a mechanic didn't arrive until 8.30am the next day."It was absolutely