READMEを複数gateway, user対応の内容に更新
READMEを複数gateway, user対応の内容に更新

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