Removed Node.js 0.10.x caveat from readme (we're now using 0.10.x)
Fixed typos in readme
Tweaked page wording slightly to encourage CSS contributions
Merge branch 'master' into integration

* master:
  Tweaked page wording slightly to encourage CSS contributions
  Fixed typos in readme
  Removed Node.js 0.10.x caveat from readme (we're now using 0.10.x)