[MERGE][Bug #211661][1.4] bzr log bzr:// was failing

[Andrew Bennetts]

John Arbash Meinel wrote:
[...]
>
> Anyway, this fixes it, and I'd like to get something like it merged for 1.4.
> Otherwise any 'bzr log' that includes the first revision will fail over the
> smart server. (aka, bzr log -r ..2 bzr://)

Oops, I forgot to say in my other message:

bb:tweak

(Almost bb:approve, I don't mind if it lands as is so long as you consider my
thoughts).  I also recommend this for 1.4.

-Andrew.