MAN AND WIFE'B.T V nf rr nn f tlt;»nn t w% IrrUrf)San Francisco. Sept. 17—Cecilia Kamirez, 15, expectant mother, and Manuel Del Llano, also 15, were man and wife today.The two youngsters were married at a brief civil ceremony by Municipal Judge Thomas Foley.“I was glad to be able to give their unborn child a name and legal protection from the stigma that must have been placed upon it had there been no marriage,” said the judge.When they originally applied for a wedding license two weeks ago, tuvenile authorities prevented themarriage because “ ‘ lafour-year record