The No. 1 reaction inside Disney on Tuesday? Relief. As the white smoke hung over Burbank and the Disney conclave finally named its new corporate pope — with the added twist of a new creative pontiff — there’s a sense that a cloud of uncertainty has finally lifted. With the double announcement of Josh D’Amaro as CEO and Dana Walden in the newly created position of president and chief creative officer , Disney’s divisions can now go back to focusing their attention on the business of