Push
UIViewController *detailViewController = [self.storyboard instantiateViewControllerWithIdentifier:@"DetailView"];
//스토리보드에서 식별자 DetailView인 컨트롤러에 포인터 지정
[self.navigationController pushViewController:detailViewController animated:true];
//push로 뷰이동
Modal에서 돌아가기
[self dismissModalViewControllerAnimated:YES];
