HAVANA (Reuters) - In the courtyard of a temple belonging to the Abakua Afro-Cuban religious brotherhood in Havana, Nelson Piloto is pulling up the lawn to plant bell peppers and cassava in the face of Cuba’s looming food crisis. Piloto, 40, says he is responding to the Communist government’s call for citizens to produce more of their own food, including in big cities, in whatever spaces they can find, from backyards to balconies. Standing across from two giant ceiba trees that are considered sacred by many in Cuba, the temple usually resounds with ceremonies involving drumming, animal sacrifices and dance....