Advocates-Remuneration of-Advocates Ordinance, 1949-Work done for client in divorce-Petition not filed-Whether contentious business-Section 59--Endorsement by client on bill-Agreement signed by client but not by advocate, whether valid---Whether amounting to an agreement to pay costs Application for an order to tax-Whether taxation and delivery of bill ousted by section 63, Rules of Court, Part XIV-Whether rule 10 affected in case of agreement-Section 61--Sole procedure available to have agreement examined and allowed by taxing officer-Solicitors Act, 1932, in pari materia compared.