CANNETO DI CARONIA, Sicily (Reuters) - The gate at the entrance to this tiny Sicilian village has come off its hinges and swings in the wind as cats wander into homes abandoned after a series of mystery fires. Reuters Photo A series of spontaneous fires started in mid-January in the town of Canneto di Caronia in about 20 houses. After a brief respite last month, the almost daily fires have flared up again -- even though electricity to the village was cut off. An endless flow of scientists, engineers, police and even a few self-styled "ghostbusters" have descended on the...