code: function toggleDevMode(options) {
      return getZone(options.domain).then(function (zone) {
        //Use alternate api client
        return self.cloudflareClient.setDevelopmentMode(zone.id, options.mode);
      }).then(function () {
        return new Result(['Dev mode changed to ' + options.mode]);
      })
    }
docs: Enable/disable dev mode
  @param options