Bump jest from 24.5.0 to 24.8.0
Bump jest from 24.5.0 to 24.8.0

Bumps [jest](https://github.com/facebook/jest) from 24.5.0 to 24.8.0.
- [Release notes](https://github.com/facebook/jest/releases)
- [Changelog](https://github.com/facebook/jest/blob/master/CHANGELOG.md)
- [Commits](https://github.com/facebook/jest/compare/v24.5.0...v24.8.0)
rdmurphy/journalize