For two weeks in the winter of 2005, Central Park was filled with 7,500 saffron-paneled gates. The project was a gift from the artists Christo and Jeanne-Claude, who had been trying for four decades to launch the project. Their struggle - and success - comes to the the small screen with tonight's premiere of The Gates on HBO. You can remember those weeks through the second part of the documentary, with almost all New Yorkers......