All general ordinances of the City passed prior to the adoption of this City Code are hereby repealed, except such as are referred to herein as being still in force or are by necessary implication herein reserved from repeal (subject to the saving clauses contained in the following sections), from which are excluded the following ordinances which are not hereby repealed: tax levy ordinances; appropriation ordinances; ordinances relating to boundaries and annexations; franchise ordinances and other ordinances granting special rights to persons or corporations; contract ordinances and ordinances authorizing the execution of a contract or the issuance of warrants; salary ordinances; ordinances establishing, naming or vacating streets, alleys or other public places; improvement ordinances; bond ordinances; ordinances relating to elections; ordinances relating to the lease, transfer or acceptance of real estate by or from the City; ordinances relating to the City Airport; ordinances relating to personnel policies; ordinances relating to sewer tapping charge in certain areas; ordinances relating to water connections in certain areas and all other special ordinances. (1979 Code Ch. 25, Art. IV, §1; 1993 Code)