Issue 3: Introduce ES6 classes as a way of doing OOP in JS.
Issue 3: Introduce ES6 classes as a way of doing OOP in JS.

mikeconley/js-and-dom-for-gecko-hackers-talk,mikeconley/js-and-dom-for-gecko-hackers-talk,mikeconley/js-and-dom-for-gecko-hackers-talk