Bump capybara from 2.15.3 to 2.15.4 (#638)
Bump capybara from 2.15.3 to 2.15.4 (#638)

Bumps [capybara](https://github.com/teamcapybara/capybara) from 2.15.3 to 2.15.4.
- [Changelog](https://github.com/teamcapybara/capybara/blob/master/History.md)
- [Commits](https://github.com/teamcapybara/capybara/compare/2.15.3...2.15.4)
alabs/nolotiro.org,alabs/nolotiro.org,alabs/nolotiro.org,alabs/nolotiro.org