“Business? Mankind was my business, ” says corporate head-turned-ghost, Jacob Marley, in Dickens’ “A Christmas Carol.” “Charity, mercy, forbearance, and benevolence, were, all, my business!” Benevolence is Alabama’s business, too — big business. Because with philanthropy come fundraising, donations and troops of volunteers marching on a nonprofit battlefield. Today’s charities are directed by CEOs with…