Tag duplicate messages with notmuch insert

[Thomas Schneider]

David Bremner <david at tethera.net> writes:

> Just to be clear, I wasn't commenting on whether it was the right thing
> to do or not, just whether it would be hard. It seems likely to be
> annoying to at least some people to have messages show up as unread
> again (or whatever the tags are) when new copies arrive.

Oh, I meant as an option of course, with a default to keep the current
behaviour.