Print a list available of fonts

Fonts.swift

        let fontFamilyNames = UIFont.familyNames
        for familyName in fontFamilyNames {
            print("------------------------------")
            print("Font Family Name = [\(familyName)]")
            let names = UIFont.fontNames(forFamilyName: familyName)
            print("Font Names = [\(names)]")
        }