update spec.
update spec.

ossforumjp-app-IoT/rubyiot_server,miyohide/rubyiot_server,constdrop/rubyiot_server,constdrop/rubyiot_server,miyohide/rubyiot_server,constdrop/rubyiot_server,ossforumjp-app-IoT/rubyiot_server,miyohide/rubyiot_server,constdrop/rubyiot_server,ossforumjp-app-IoT/rubyiot_server