Not sure about the changes but they have released a final pdf. I think it will be a good idea to use this for future reading, so that everybody can be on the same page, just in case there is any change in the final copy. You can get it from here : https://drive.google.com/file/d/1xeUDVGWGUUv1-ccUMAZHJLej2C7aAFWY/view