It’s a poorly kept secret that Pope Francis has a sweet tooth, with a particular weakness when it comes to ice cream. ROME — Life in the eternal city in August is an oppressive affair. With day after day of mid-90s heat and almost no reliable air conditioning, the romani often have but one last refuge: a cup or cone of dense, soft and blissfully cool Italian gelato. Just ask Pope Francis, long known as something of an enthusiast. And now, thanks to an intrepid Italian gelater