Justin Higgs televators

## appES6.js
class Book {
  constructor( title, author, isbn ) {
    this.title = title;
    this.author = author;
    this.isbn = isbn;
  }
}

class UI {
  addBookToList( book ) {

## package.json
asdasd
	class Book {
	constructor( title, author, isbn ) {
	this.title = title;
	this.author = author;
	this.isbn = isbn;
	}
	}

	class UI {
	addBookToList( book ) {