True if the website is LetsEncrypt verificable: it should have the verification app
            on the /.well-known path

def website_verificable(self, website):
        """ True if the website is LetsEncrypt verificable: it should have the verification app
            on the /.well-known path """
        required_app = [self.LETSENCRYPT_VERIFY_APP_NAME, '/.well-known']
        for app in website['website_apps']:
            if app == required_app:
                return True
        return False