A federal judge on Monday ordered the United Auto Workers to continue with the steps being taken to amend the union’s constitution to adopt direct elections of its international executive board members. Judge David Lawson of the U.S. District Court for the Eastern District of Michigan granted approval of the referendum results. UAW members last fall with 64% support voted to implement the “one member, one vote” reform over the existing delegate-based system to elect the 13-member board. He directed the court-appointed monitor, attorney Neil Barofsky, to work with the UAW to amend the constitut…