Mark McCall ends his Saracens coaching career with six Prem titles and thee European Champions Cups [Shutterstock]Saracens director of rugby Mark McCall says he feels fortunate after his time in charge of the club came to an end.The 57-year-old's 17-year career coaching the club finished with a 32-12 defeat by Exeter in their final game of the season.Sarries finished fifth in the Prem and were unable to add to the six titles won under his leadership."I've been fortunate enough to experience the