IOWA CITY, Iowa — A woman who alleges the University of Iowa College of Law rejected her for faculty jobs because of her conservative beliefs is writing a book about her discrimination lawsuit even before the case is over, her attorney confirmed today. Teresa Wagner has a contract to publish the book this year with Encounter Books, which has published many books by conservative authors, attorney Steve Fieweger said. She has already submitted a draft for editing and review. The book deal comes at an awkward …