* Change config entry state to an enum
* Allow but deprecate EntryState str equality comparison
* Test fixes
* Rename to ConfigEntryState
* Remove str comparability backcompat
* Update new occurrences of strs cropped up during review
* Create __init__.py
* Create manifest.json
* Update zeroconf.py
* more work on integration
* more work on integration.
* add more sensor tests.
* Update const.py
* Update sensor.py
* more work on ipp.
* Update test_config_flow.py
* more work on ipp.
* Update config_flow.py
* Update config_flow.py