The all-new Azimut 55 Fly, with nary a sharp edge or straight line anywhere, will debut at the Boot Düsseldorf show in Germany from Jan. 20-28. The contemporary Italian-designed yacht, filled with light and luxury home-style interiors, has three cabins and two heads (plus a crew cabin and head), and will top out at about 31 knots. The Azimut’s sophisticated lines, inside and out, are soft and smooth; there are no sharp edges on this cruiser. The exterior is designed by Stefano Righini, for Azimut, and the interior by Achille Salvagni, an architect who’s on the A list from Elle…