Default "engraved by" message shouldn't contain a comma

[Han-Wen Nienhuys]

Thanks for all the bugreports! I applied/forwarded them.

address@hidden writes:
> because it looks like a date. Could you make it "Engraved by LilyPond
> version x.y.z"?

That's ok?  Or how about: Engraved by LilyPond (v2.1.92).


--
 Han-Wen Nienhuys   |   address@hidden   |   http://www.xs4all.nl/~hanwen