Updates:
Labels: -Patch-review Patch-new
Comment #9 on issue 754 by [email protected]: \transpose should not affect
\transposition
http://code.google.com/p/lilypond/issues/detail?id=754#c9
Invert meaning of instrumentTransposition again (cf 1965ca6b70aa) http://codereview.appspot.com/7304044
