* add binary sensor platform to zwave_mqtt * add tests for binary_sensor * fix tests * device class is required value * Update homeassistant/components/zwave_mqtt/binary_sensor.py use colon as separator Co-authored-by: Martin Hjelmare <marhje52@gmail.com> * extend tests * code optimize * add test for enabling a legacy binary sensor Co-authored-by: Martin Hjelmare <marhje52@gmail.com>