Code review comment for lp:~mbp/bzr/430529-extension-warnings

> You now get just this:
>
> mbp@lithe% ./bzr st
> default2a plugin set default format to 2a
> unknown:
> bzrlib/tmp.diff
> bzr: warning: some compiled extensions could not be loaded; see <https://answers.launchpad.net/bzr/+faq/703>

That looks a lot nicer. Using a FAQ is ok, but it might be nicer to make
a small help topic for it instead; that way it will be present on the
users machine even if they are offline.

 review +1