...National Gas and Appliance Co. Inc., Fla.1952,
57 So.2d 853 ; State v. City of Coral Gables, Fla.1954,
72 So.2d 48 . In grounding its position upon the provisions of Section
180.08, Florida Statutes, F.S.A., we think the appellant overlooks the provisions of Section
180.21, Florida Statutes, F.S.A., which reads'as follows: “The authority and powers granted by this chapter to municipalities shall be in addition to but not in limitation of any of the powers heretofore or hereafter granted to municipaliti...