[e-lang] Convert Walnut to MediaWiki

[James Graves]

Mark S. Miller wrote:
> James Graves wrote:
> > It would still be nice to have this.  However, we don't really what that
> > inter-section navigation to appear on the "chapter-split" and "complete"
> > versions of Walnut.
> > 
> > There's probably a way to do this with templates or something.
> 
> Yes, this can wait. What's a template?

Here's the main article on templates:

http://en.wikipedia.org/wiki/Wikipedia:Template

And I was thinking of the navigational templates, which are commonly
used on articles.

http://en.wikipedia.org/wiki/Wikipedia:Navigational_templates

These are used, for example, at the bottom of every article on cars to
point to the other cars of the same automaker:

http://en.wikipedia.org/wiki/Ford_Focus#External_links

James