Added options for W3C validating and revisioning
Updated
Merge branch 'master' into minor-features

Conflicts:
README.md
config.json
Replaced leftover `log()`s by `console.log()
Switched to inheriting box-sizing

http://css-tricks.com/inheriting-box-sizing-probably-slightly-better-bes
t-practice/
Merge branch 'minor-features'

Conflicts:
	README.md
	assets/js/_view-index.js
	assets/js/main.js
	config.json