Arpita Bose| Mar 7, 2016, 06.41 AM IST Sands of Rajasthan, gypsies turned vampires hunting down innocent villagers, a night of blood and gore, and a lone survivor facing destiny after years -the page-turner graphic novel `The Caravan’ has all the makings of a potboiler. And it may well be for its `Bollywood’ style action, […]