bzr-hookless-email doesn't work with bzr 2.6

[Glenn Morris]

John Meinel wrote:

> It has been a while since I looked at that code.  But when Jelmer removed
> revision_history I remember him having some helper code for the transition.
>
> It really doesnt scale well to use it, because it requires walking all the
> history, when you probably only care about fairly recent bits. If anything,
> I would try to look at using the graph objects to find unique ancestors on
> each side.
>
> I can give you a few more direct pointers if you are interested.

Thanks for the offer. I'm afraid I'm really not interested in hacking on
this, I just want my commit notification emails to work again.

If no-one out there has a fixed bzr-hookless-email sitting around, I'm
thinking (hoping) that switching to bzr-email will be the least painful.
But it depends on the Savannah admins.