> c): Add \dynamic know and later find a special name for Harm's > dynamic engine.
(d) You add now `\dynamic` in a first MR. Eventually, Harm's stuff
gets applied in another MR under the same name, extending your
stuff.[*] IMHO there is no necessity to provide `convert-ly` rules
between development versions, especially since the LilyPond's
current micro version is still a single digit.
Werner
[*] Under the assumption that this actually makes sense.
