Duets without screen split

If you do not wish to split the screen between two singers and rather have words for both singers displayed one after another, disable Full duet mode before creating karaoke file. Also the lyrics for both singers should interleave -- they need to be in the same order as they should be displayed (so in general this will be like duets in PowerKaraoke, but with concurrent highlighting.

 We have prepared an example that shows this -- it is brother john no split.pk2 file.