ref https://tc39.github.io/proposal-decorators/

* Add quotes ESLint rule

* Add jsx-quotes ESlint rule

* Sort ESLint rules

* Add semi to ESLint rules

* Add padded-blocks to ESLint rules

* Add comma-dangle to ESLint rules

* add config/webpack and storyboard

* add streaming/

* yarn test:lint -- --fix

Use ES Class Fields & Static Properties (currently stage 2) for improve class outlook.

Added babel-plugin-transform-class-properties as a Babel plugin.

* Show boosted user's avatar

* add .status__avatar-boost

* margin

* apply to notifications too.

* account__avatar-boost

* Add inline prop to Avatar component

* Add AvatarOverlay component

* rename mixins.scss

* move files for latest master

* fixed for webpack