cd ${TMPDIR}
cat >email.txt <<EOT
From: Michael Stapelberg <michael@i3wm.org>
-To: i3-announce@i3.zekjur.net
+To: i3-announce@freelists.org
Subject: i3 v${RELEASE_VERSION} released
Content-Type: text/plain; charset=utf-8
Content-Transfer-Encoding: 8bit