Rename title accessors in Song.

Add a preference to prefer transliterations. Press F9 in the music
select screen to toggle it ("what's that kanji again?"); appearance
options entry forthcoming.

Hopefully fix wheel sections; we were assuming that sections were
always sorted the same as the songs in them, but this isn't true
with "OTHER".

stepmania/src/TransitionOniFade.cpp

@@ -104,6 +104,6 @@ void TransitionOniFade::UpdateSongText()
 {
 	Song* pSong = GAMESTATE->m_pCurSong;
 	ASSERT( pSong );
-	m_textSongInfo.SetText( pSong->GetFullTitle() + "\n" + pSong->m_sArtist + "\n");
+	m_textSongInfo.SetText( pSong->GetFullDisplayTitle() + "\n" + pSong->m_sArtist + "\n");
 	m_Banner.LoadFromSong( pSong );
 }