[REVIEW][0.8.1] Patch to fix assertion bugs in various get_ancestry calls

[Martin Pool]

On 13 May 2006, Olaf Conradi <olaf at conradi.org> wrote:
> Hi
> 
> Fixes agains bzr 0.8 for ancestry.
> 
> Fixes Bug #44443:
> Don't put critical functionality inside assert statements
> 
> This puts the same check in pending merges and removes the None revision
> from the bzr ancestry command.
> 
> I can merge this inside my integration branch for 0.8 along with the
> other fixes if you want.

OK, merged from your patch, thanks.

> For bzr.dev I'll add a location argument to bzr ancestry.

That'd be good.

-- 
Martin