* Revert "Revert "Update to new Snackbar component and notice store""
* Update uploader component to use createNotice
* Bump required WP version to 5.2
* Update required PHP and WP versions in plugin header
* Add new wordpress/components version and fix dependencies
* Add in snackbar styling and gutenberg variables
* Convert all existing notice actions to wordpress/notices
* Fix linting errors
* Add package.lock changes
* Update search list control snapshots with new attributes
* Add onboarding profile selectors and mutators to wc-api
* Show onboarding profiler depending on API results
* Add initial state hydration for onboarding profile
* Add onboarding namespace constant
* Add onboarding plugin installation (step 2)
* Handle PR Feedback: Fix vertical label display on mobile, fix Jetpack connect URL generation, so we make sure the plugin is active first, add new constant for local calypso development, fix typo, refactor activatePlugin/installPlugin on the JS side, sanitize plugin name input.
* Add a vertical mode to the stepper component, and make some adjustments to the font weights.
Also adds a 'isPending' parameter to show a spinner for the currently active step.
* Handle PR feedback: Fix typo, add some margin to stop bouncing around in horizontal mode, add vertical example to devdocs.
* Fix linter errors