Libya halted oil production from its El Feel oilfield on Sunday and two sources at Zueitina oil port said exports there had been suspended after protesters calling for Tripoli-based Prime Minister Abdulhamid al-Dbeibah to resign took over the sites. Halting operations in El Feel and Zueitina would cripple Libya’s oil production which averaged 1.21 million barrels per day before the latest outages. The force majeure on El Feel curtails the North African nation’s production by 70,000 barrels per day. Libya has had two competing governments since March when the eastern-based parliament appointed …