HARTFORD, Conn. --Just two weeks after the election, the shrinking Republican minority in the state's House of Representatives got a little smaller. State Rep. Diana Urban, a newly re-elected, six-year incumbent from North Stonington, announced she was switching parties and joining the majority Democrats. It marked another setback for the Connecticut Republicans, who had little to cheer about after this month's election except for Republican Gov. M. Jodi Rell's overwhelming victory. Rep. Lawrence Cafero Jr., R-Norwalk, the new House minority leader, denies Urban's defection has anything to do with the party. He said it was more about Urban. But Cafero...