By Danielle McCartan (@CoachMcCartan and www.Facebook.com/CoachMcCartan) BERGEN COUNTY, N.J. – Look, the idea of a pitcher having a ‘personal catcher’ is not a new one.  It is not a revolutionary concept. It is also not going away because, quite frankly, for some pitchers, it works. Andy Pettitte, whose #46 was retired in Yankee Stadium’s Monument Park in…