[notmuch] [PATCH (rebased)] Handle message renames in mail spool

[Bdale Garbee]

On Thu, 2009-12-17 at 06:01 +0600, Mikhail Gusarov wrote:
> Twas brillig at 16:51:17 16.12.2009 UTC-07 when bdale at gag.com did gyre and gimble:
> 
>  >> But the above sounds like the List-Id header is unreliable enough to
>  >> be useless.
> 
>  BG> FWIW, that does not match my experience.
> 
> Yeah. This mail just arrived to my "main" folder instead of "notmuch"
> one, as you kept me in CC and hence Mailman did not send the copy with
> List-Id to me.
> 
> Please read the whole thread.

I did.  I guess I've just been lucky enough to mostly participate in
lists run with other software than Mailman or whose admins didn't leave
this default behavior in place...  [sigh]

I will, very unhappily, concede the point.

Bdale