Custom 404 page

[lachlanjc]

Right now if you go to a page that 404s (http://tachyons.io/404) you just get the standard GitHub Pages 404 page. It'd be nice to have a custom Tachyons page with links back to the homepage, docs, etc.

[ShaggyDude]

?

[alchzh]

@ShaggyDude https://help.github.com/articles/creating-a-custom-404-page-for-your-github-pages-site/ ?