public static ContactPhone ToContactPhone(this NGPhone phone)
        {
            var winPhone = new ContactPhone()
            {
                Kind        = (ContactPhoneKind)phone.Kind,
                Number      = phone.Number,
                Description = phone.Description
            };

            return(winPhone);
        }
        public static NGPhone ToNGPhone(this ContactPhone phone)
        {
            var ngPhone = new NGPhone()
            {
                Kind = (NGPhoneKind)phone.Kind,

                Number      = phone.Number,
                Description = phone.Description
            };

            return(ngPhone);
        }