The provisions of this chapter, so far as they are the same
as those of ordinances and regulations in force immediately prior
to the enactment of this chapter, are intended as a continuation of
such ordinances and regulations and not as new enactments. The provisions
of this chapter shall not affect any act done or liability incurred,
nor shall they affect any suit of prosecution pending or to be instituted
to enforce any of these repealed ordinances or regulations.