Romain Costaseca | Afp | Getty ImagesLONDON — Britain on Tuesday published draft legislation for the cryptocurrency industry, touting greater collaboration with the U.S. as it looks to regulate the wild world of digital assets.Speaking at a fintech event Tuesday, U.K. Finance Minister Rachel Reeves announced plans for a "comprehensive regulatory regime for crypto assets," adding that the proposals would aim to make the country a "world leader in digital assets."The rules will bring crypto exchanges, dealers and agents into the regulatory fold, "cracking down on bad actors...