Checklist for `next`

We are working on a new big release! There are lots of changes, and I'm keeping track of them here:

- [x] New CSV output writer (#111)
- [x] Use Lighthouse Node API instead of CLI (#111)
- [x] Rename `--ignore-robots` to `--ignore-robots-txt` (#111)
- [x] Set up bundling (#116)
- [x] Output directly to Google Sheets (#119)
- [x] Allow naming the google sheet via `-o "google-sheets:Some Name"` (https://github.com/cloudfour/lighthouse-parade/pull/120)
- [x] Add flags for enabling/disabling different lighthouse categories (#122)
- [x] Add support for `audit.displayMode` other than `numeric` (#122)
- [x] Set google oauth settings
- [ ] Investigate taking out `simplecrawler` and instead finding links directly in the page HTML which lighthouse returns
- [ ] Allow averaging multiple lighthouse runs
- [x] Update documentation
- [x] Update all dependencies
- [ ] Manually test on windows
- [ ] Set up a static test suite
- [x] Write changesets