+If the conf_file can't be found, the method will die unless
+conf_die_on_fail returns 0 (defaults to true).
+
+=item conf_args
+
+Used by conf_obj.
+
+Defaults to $self->{'conf_args'} which defaults to {}. Will have
+paths => $self->conf_path added before passing to CGI::Ex::Conf->new.
+