What's Changed
- Remove v15-branch from checks by @mikelittle in #512
- Remove final references to chassis by @mikelittle in #513
- Reference latest Travis module by @mikelittle in #521
- Reformat docs files after linting by @mikelittle in #519
- Fix ElasticPress warning by @mikelittle in #520
Full Changelog: 19.0.0...20.0.0