By Denny Dyroff, Entertainment Editor, The Times  “Banksy Was Here” was close to being “Banksy Is Gone.” For those who wanted to see the exhibition but were dragging their feet, it was almost a case of “if you snooze, you lose.” “Banksy Was Here” was scheduled to run until January 31 at a location in Fashion District Philadelphia (901 Market Street, Philadelphia, banksyexpo.com/philadelphia/). Fortunately,...