[Musicxml Export] - Clef with octave change not exported
The attached is my test of clef braille conversion. Unfortunately, the first G8va clef is exported as a common G clef, without the clef-octave-change 1 tag. The Musicxml ile is my edit of the correct clef. If the clef is a 15ma or 22ma, the value will be 2 and 3, and down should be negative values.