`.jsx` linting is now in-scope for the `npm run lint` command, and
I linted the base files and some of the viz, there's still quite a bit
of work there, but that's a first pass on it.
* Improving the parallel coordinate viz
* Clear container on refresh
* Order of columns is kept
* Option to show/hide the series column in viz
* Color metric not shown by default
* JS linting