DARIEN, Conn. – Rebecca Stanton finds it surprising how far dog owners will travel to have their pet groomed at her Darien shop Paws & Reflect, with some making a 100-mile round trip or more to get the right look.“I think part of it is the knowledge of our groomers,’’ said Stanton, whose customers come from as far as New Haven, Long Island and the upper reaches of Fairfield County. ...