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/MusicList.cpp

@@ -56,7 +56,7 @@ void MusicList::AddSongsToGroup(const vector<Song*> &Songs)
 				continue;
 			}
 
-			CString sTitle = Songs[iIndex]->GetFullTitle();
+			CString sTitle = Songs[iIndex]->GetFullDisplayTitle();
 			// TODO:  Move this crop threshold into a theme metric or make automatic based on column width
 			if( sTitle.GetLength() > 40 )
 			{