When sending notifications upon request creation, set an initial message
ID instead of setting the Reply-To and References headers.
This used to work but the behavior was unintentionally changed in
9746a65 (Port notification routines to Python, 2015-06-27).
Fixes FS#46645.
Signed-off-by: Lukas Fleischer <lfleischer@archlinux.org>
When a package base is merged into another one, followers of the old
package base usually want to be notified about comments the new package
base as well.
Fixes FS#27687.
Signed-off-by: Lukas Fleischer <lfleischer@archlinux.org>
Use a Python script for sending notification emails. The notification
action and additional parameters are passed via command line arguments.
For comment and package request notifications, the text is passed via
stdin.
Signed-off-by: Lukas Fleischer <lfleischer@archlinux.org>