* fix(column_header): Invalid ARIA role
* fix(column): Remove hidden nodes from the DOM
* refactor(column_link): Remove unused property hideOnMobile
* fix(column_header): Use aria-pressed
* fix(column_header): Make collapsed content not focusable, add focusable property
* fix(column_loading): Make header non-focusable
* fix(column_settings): Use role to group the toggles
Use ES Class Fields & Static Properties (currently stage 2) for improve class outlook.
Added babel-plugin-transform-class-properties as a Babel plugin.
* Replace browserify with webpack
* Add react-intl-translations-manager
* Do not minify in development, add offline-plugin for ServiceWorker background cache updates
* Adjust tests and dependencies
* Fix production deployments
* Fix tests
* More optimizations
* Improve travis cache for npm stuff
* Re-run travis
* Add back support for custom.scss as before
* Remove offline-plugin and babili
* Fix issue with Immutable.List().unshift(...values) not working as expected
* Make travis load schema instead of running all migrations in sequence
* Fix missing React import in WarningContainer. Optimize rendering performance by using ImmutablePureComponent instead of
React.PureComponent. ImmutablePureComponent uses Immutable.is() to compare props. Replace dynamic callback bindings in
<UI />
* Add react definitions to places that use JSX
* Add Procfile.dev for running rails, webpack and streaming API at the same time
