cvsserver annotates each commit message by "via git-CVS emulator". This is
made configurable via gitcvs.commitmsgannotation.
Signed-off-by: Fabian Emmes <fabian.emmes@rwth-aachen.de>
Signed-off-by: Lars Noschinski <lars@public.noschinski.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>