Generate pretty name in lookup_member_names.
Generate pretty name in lookup_member_names.

Try display name, then first+last, then email when generating pretty
name in lookup_member_names.

tcmitchell/geni-portal,charliemeyer/geni-portal,tcmitchell/geni-portal,charliemeyer/geni-portal,charliemeyer/geni-portal,charliemeyer/geni-portal,tcmitchell/geni-portal,tcmitchell/geni-portal,charliemeyer/geni-portal,tcmitchell/geni-portal