Comment #20 on issue 2783 by [email protected]: wrong placement of timesignature
http://code.google.com/p/lilypond/issues/detail?id=2783
The origin of this change appears to be
commit 9a38b47c4a4589f2e7c413fcdfff83de454719e6
Author: Rune Zedeler <[email protected]>
Date: Wed Jul 31 06:42:48 2002 +0000
[...]
* lily/rest.cc:
* lily/time-signature.cc: spacing for even number of staff lines.
Which would appear to have been involved with the pitched rest positioning
changes as well which took a lot of discussion until we arrived at a
consistent solution as well if I remember correctly.
I'll try to see whether I can find any archived discussions about those
changes at the time they were made.