bzr_access installation and usage

[Ian Clatworthy]

Eugene Wee wrote:

> Looking at the Bazaar User Guide, it probably makes sense to move
> "Running a smart server" and "Serving Bazaar with FastCGI" to a new
> "Administrating a server" section. "Access control" can then be added
> as a topic within that new section, with bzr_access as one of the
> sub-topics.

I think that would be a good idea.

Ian C.