Source: Reuters  By Tsvetelia Tsolova The death last week of one of Bulgaria’s most senior bishops, found floating in the Black Sea wearing a snorkel and flippers, was mysterious in its own right, but it was only the final chapter in an enigmatic life. [VARNA, Bulgaria] In the days after Bishop Cyril of Varna, 59, was found dead, a picture emerged of a man respected by many but who had also spied for the communist-era secret police, brokered land deals that raised questions and driven a luxury Lincoln sedan given to him by a local businessman. Through it all, he…