* add enphase envoy component
* Add Enphase Envoy component for energy monitoring
* Fix formatting problems
* Fix formatting errors
* Fix formatting errors
* Fix formatting errors
* Change unit of measurement to W or Wh. Return sensor states as integers
* Fix formatting errors
* Fix formatting errors
* Fix formatting errors
* Move import json to update function
* Fix formatting. Add file to .coveragerc
* Add new component to requirements_all.txt
* Move API call to third party library on PyPi
* Refactor
* Run gen_requirements_all.py
* Minor refactor
* Fix indentation
* Fix indentation
