rename node.js -> io.js
This updates CONTRIBUTING.md to reference io.js, not node.js. One question though: will we be using the same google group, or should a new one be created?
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
This updates CONTRIBUTING.md to reference io.js, not node.js. One question though: will we be using the same google group, or should a new one be created?