Renamed AtkinsonBoore2006NSHMP2008140bar to AtkinsonBoore2006MblgAB1987bar140NSHMP2008 and AtkinsonBoore2006NSHMP2008200bar to AtkinsonBoore2006MblgAB1987bar200NSHMP2008
Added AB2006 with Johnston 1996 conversion equation and with Mw