* Update manifest.json
* replace `extension.getUrl` to `runtime.getUrl`
* Update localStorage to async chrome.storage.local
* Change action to browserAction
* fix bug
* revert async changes
* revert test change
* Fix localStorage breaking change
* .extension -> .runtime
* fix undefined behaviour
* fixed tests
* lint
* Up some callbacks to async
* Change where extractMetadata is called
* fix in mock
* Update background field to take in type
* Change background.js to service_worker.js
* Update id and request origin for service worker
* updated chrome mock
* 13 tests passing
* Fix async issue
* switch naming back to original
* linting
* Fix linting in base
* remove timeOut
* added permission to alarms in manifest
* fixed alarms uncaught errors
* Cleanup addr for tests
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Co-authored-by: bee344 <alberto.penayo@parity.io>
