Re: downgrade a file using convert-ly

[Federico Bruni]

2013/7/27 David Kastrup <address@hidden>

convert-ly has no knowledge of the various LilyPond formats, it just
uses programs based on Python pattern matching and replacement.

Those fragments only work in one direction.  convert-ly _only_ upgrades.
You have to downgrade manually.

ok, I suspected this

IMO this should be added to chapter 2 of Usage, I've added an issue:

https://code.google.com/p/lilypond/issues/detail?id=3477