Civil Procedure and Practice—Application to transfer suit—Civil Procedure Ordinance — Section 18 — Forum conveniens — Section 11 — Subordinate Court with concurrent jurisdiction — Kenya (Colony) Order in Council, 1921 — Article 4 (2), jurisdiction of Supreme Court in petty suits — Whether principle one of jurisdiction or procedure — Duty on plaintiff to institute Suit in Court of lowest grade — "Competency" defined — Costs.