* Remove thread-loader
After the cache is warm, it is possible for thread-loader to hurt speed

* Disable babel output formatting

* Run smoke tests with Jest

* Get a unique port for smoke test

* Upgrade verdaccio across the board

* Drop unneeded step

* Try latest instead

* Boot registry in home directory

* Correct config path

* Add mutex

* Test webpack message formatting

* Strip color

* Add browserslist to default

* Disable another broken feature