By njordan@thekmgroup.co.uk (Nicola Jordan) A climbing wall, a drive-in cinema – and now a centre showcasing one of the world’s fastest growing sports – padel tennis. That’s the latest plan to transform the landmark empty shell of a historic former dockyard building into an exciting leisure complex. A proposal has been submitted to convert the iconic skeletal structure of Machine Shop No 8 at Chatham Maritime so it can be dedicated to the game, which is a mix between tennis and squash. And with it already proving a hit with football and tennis stars, David Beckham, Lionel Messi, Rafa Nadal and…