(experimental) make the mysterious borders around land/hats/etc that appear on zoom vanish note: not applied to everything yet note: I'll probably merge the two functions that do the same thing (one for 1darray, one for 2darray representation of pixels) into a single function

[patterns]
**.h = native
**.c = native
**.cpp = native
**.lua = native
**.txt = native
**.pas = native
**.inc = native
**.hs = native