[merge] allow 'bzr branch' even if parent is not accessible

[Wouter van Heyst]

On Tue, Aug 01, 2006 at 09:32:52AM -0500, John Arbash Meinel wrote:

...

> I suppose you could argue that 'copy_content_into' could fall back to
> using the relative path, so if it could not resolve the absolute path,
> it would save the raw path, and give you
> "../../../../home/username/mybranch'.

I agree entirely with the analysis, but am not sure about the fix. Is
there _any_ case where we want to know an InvalidUrlJoin happened,
instead of just returning other? I can't see one.

Wouter van Heyst