Patch by Frédéric Buclin <LpSolit@gmail.com>
r=ghendricks r=colin.ogilvie

Object->new_from_list() orders the list by LIST_ORDER
which have these defaults:
LIST_ORDER => NAME_FIELD
NAME_FIELD => 'name'

but the profiles table has login_name, not name
so this object needs to set NAME_FIELD