[PATCH] Allow bzr to run even if paramiko isn't installed

[Martin Pool]

On 20/10/05, John A Meinel <john at arbash-meinel.com> wrote:
> Attached is a patch which just what the title says.
> Basically, it just changes the sftp load cycle, so that if anyone
> actually tries to use an sftp:// branch, it will throw a "you need
> paramiko" otherwise it loads normally.

Sorry, I did fix this yesterday after I brought paramiko in but I
didn't push.  (Actually I got distracted by getting bzrtools push
uptodate with the new options stuff...)

I did it in a different way by making the transport only get loaded
when it's first used.

I'll change the line endings too.

--
Martin