VATICAN CITY — Pope Francis warned the Vatican’s missionary fundraisers on Saturday not to allow financial corruption to creep into their work, insisting that spirituality and spreading the Gospel must drive their operations, not mere entrepreneurship. The AP investigation uncovered no evidence of corruption, though a legal investigation commissioned by the branch’s new national director, Monsignor Kieran Harrington, suggested the former head may have omitted information, or glossed over Vatican concerns, in his presentations to the board that ultimately approved the transfers, officials said. In a message to members of the commission last week after the AP story was published, O’Malley said he was aware of Small’s work when he was national director of The Pontifical Mission Societies “and have come to know the work he did in developing Missio Invest