Updated README
Updated README

Soufien/iot-sensor-tag,IBM-Bluemix/iot-sensor-tag,a3rd/iot-sensor-tag,AppzA7/iot-sensor-tag,a3rd/iot-sensor-tag,AppzA7/iot-sensor-tag,IBM-Bluemix/iot-sensor-tag,Soufien/iot-sensor-tag,antonmc/iot-sensor-tag,antonmc/iot-sensor-tag