* Rebrand Cisco Spark notify to be Cisco Webex Teams
* Remove property from class
* Switch to use html for api
* Update notify.py
* Rename CONF_ROOMID to CONF_ROOM_ID
* updated
* Fix lint errors
* Update notify.py
* Update notify.py
* Also validate room ID
* Update notify.py
* Update .coveragerc
* Update notify.py