Complaint / Committee declined to take further action / civil proceedings / complaint lawyer did not provide competent advice, pursued proceedings with no prospect of success, did not keep complainant informed, and terminated retainer without good cause / rule 4.2 / HELD / lawyer’s perspective on merits reasonable and open / conduct keeping complainant informed did not meet disciplinary threshold / retainer terminated for good cause / duties on terminating retainer carried out / Committee’s decision confirmed / section 211(1)(a)