The arts have had a tough time getting respect from pop culture and government types in recent decades. But Steven Winn says that’s all going to change in 2007. Among Winn’s predictions for the year: Gwen Stefani makes Schubert hip again when she partners with the Cleveland Orchestra on a multi-year lieder project; and the National Endowment for the Arts suddenly finds itself on the receiving end of a $306 billion Congressional appropriation that no one will take credit for.