Specification page leads to 404

[Vany Serezhkin]

Specification page leads to 404

[Aurélien Joga]

I believe the title is about this link in the README:

json-schema-spec/README.md

Line 7 in 361cec1

 For the latest released I-Ds, please see the [Specification page](http://json-schema.org/documentation.html) on the website. 

[Ben Hutton]

Thank you both for raising the issue. We will look to fix it ASAP.