git-send-email: avoid duplicate message-ids
authorJeff King <peff@peff.net>
Mon, 17 Dec 2007 20:51:34 +0000 (15:51 -0500)
committerJunio C Hamano <gitster@pobox.com>
Mon, 17 Dec 2007 23:58:05 +0000 (15:58 -0800)
We used to unconditionally add a message-id to the outgoing
email without bothering to check if it already had one.
Instead, let's use the existing one.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
No differences found