Rename author 'M. Stafford Smith' to 'Mark Stafford Smith'

This CSIRO author who contributed to AR2 WGII
is listed here:
http://www.csiro.au/Organisation-Structure/Divisions/Marine--Atmospheric-Research/NobelPeacePrizeWinners.aspx

I also recorded an alias for the name 'M. Stafford Smith'
used in AR2 WGII Ch2.