Reorder authors to match order in source document
Replace 4 authors in AR3 WGIII Ch3 (different with same last name)

* 3 LA authors: "Ken Gregory (UK)", "Lynn Price (USA)",
                "Peter Zhou (Botswana)"
* 1 CA author: "Frank Ackerman (USA)"
Remove 1 extra author from AR3 WGIII Ch3

* 1 CA author: "A. Kollmus (USA)"

This author is already listed as "Anja Kollmuss (N/A)"
in the database export, vs "Anja Kollmuss (Switzerland)"
in the chapter credits.