Judicial review – Claim for judicial review – Availability of remedy – Certiorari – Wrongful dismissal of dean of discipline – Natural justice – Rules of natural justice not observed in dismissal procedure – Claimant not allowed to call witnesses at the hearing in the dismissal procedure – Whether an order of certiorari should be granted – The Education Regulations, 1980, regulations 55, 56, 57, 59, 61, 62 and 89