Started to think about using the Message-id:.
authorFrancois Fleuret <francois@fleuret.org>
Wed, 12 Jun 2013 17:30:55 +0000 (19:30 +0200)
committerFrancois Fleuret <francois@fleuret.org>
Wed, 12 Jun 2013 17:30:55 +0000 (19:30 +0200)

No differences found