Added this._super(...arguments) to example (#119)
Added this._super(...arguments) to example (#119)

Edits the README to include `this._super(...arguments);` in the example of creating a changeset using the init method on a component.
DockYard/ember-changeset,poteto/ember-changeset,samharnack/ember-changeset,DockYard/ember-changeset,samharnack/ember-changeset,poteto/ember-changeset