We, at Londonist, love all things artsy that try different things in unusual places. We also really love free things hence we’re collectively hopping up and down with excitement at the prospect of this year’s Greenwich & Docklands International Festival which kicks off four amazing days of free arts festivalness this week. We went last year. It was great. "Festival Fanfare" promises to open proceedings on Thursday evening with riotous street arts, music and......