Complaint / Committee declined to take further action / estate matter / complaint about estate lawyer’s implementation of Deed of Family Arrangement / HELD / extent of Committee’s inquiry into a complaint is a matter of discretion for the Committee / not a function of professional disciplinary process to resolve dispute over interpretation of Deed or closely supervise lawyer undertaking work related to the Deed / complainant’s questions can be tested and resolved in an adversarial process / abuse of process / application for review struck out / section 205(1)(d)