Who can be a potential 'MacGyver' candidate? NJ GOP wrangles the listA cadre of Republican national committeemen has been assembled to get the ball rolling on getting anyone who thinks they might have a reasonable shot at becoming the next U.S. senator from New Jersey elected to be one of five men who will serve as the party's "top contender" for the party's nomination."We want to see the lists," said Mark Bellomy, the chairman of the county Republican Party. "There are a