* Add eslint-plugin-jsx-a11y.
* Fix npm script.
* Adjust npm scripts so test also runs lint.
* Fix existing lint errors.
* Don't break on a11y issues.
* Add role and tabIndex.
* Add vim and Mac files to .gitignore and .dockerignore.
* Handle htmlFor (partially), a that's actually a button.
* Fix missing tabIndex.
* Add cursor:pointer to load-more
* Revert change to load_more.
* Fixes based on review.
* Update yarn.lock.
* Don't try to install fsevents on Linux (hides warning noise).
* Replace column margin with padding
This improves horizontal scrolling behaviour significantly; scrolled flex elements are... a little weird.
* Move clear column button styling to css
Zac Anger