* Add config_flow to Environment Canada
* Add unique_id
* Remove erroneous directory.
* Tests working!!
* Add back setup.
* First cut of import.
* Temp
* Tweak names.
* Import config.yaml.
* Clean up imports.
* Import working! Some refactor to clean it up.
* Add import test.
* Small optimization.
* Fix comments from code review.
* Remove CONF_NAME and config_flow for it.
* Fixup strings to match new config_flow.
* Fixes for comments from last review.
* Update tests to match new import code.
* Clean up use of CONF_TITLE; fix lint error on push.
* Phew. More cleanup on import. Really streamlined now!
* Update tests.
* Fix lint error.
* Fix lint error, try 2.
* Revert unique_id to use location as part of ID.
* Fix code review comments.
* Fix review comments.
