The City Attorney shall attend all meetings of the Council; shall prosecute in behalf of the people, all criminal cases arising from violations of the provisions of this Charter, and the ordinances of this City; shall attend to all suits and proceedings in which the City may be legally interested; provided that the Council shall have control of all litigation of the City, and may employ other attorneys to take charge of any litigation or to assist the City Attorney therein, and may provide for the payment for such additional legal services and all proper services or work done on behalf of the City in connection with its legal matters.