The Miami boat shows, yes, both of them, won’t be the same this year. The big yacht show along Collins Avenue in Miami Beach, which has been free for years, now will charge $20 admission, and it will have both new boat and brokerage boat sections. Meanwhile, the Progressive Insurance Miami International Boat Show, down on Virginia Key, will have more boats than before (including many more in the water), and it will be much more accessible via more free shuttle buses and larger water taxis. Both shows run over Presidents’ Day weekend, from Feb. 16-20. The renamed Yachts Miami…