preparing v1 branching

updated genny version (via pop)

replaced grift with gobuffalo mirror and dependency update

task: updating version number

Bump github.com/gobuffalo/pop/v6 from 6.0.1 to 6.0.2

Bumps [github.com/gobuffalo/pop/v6](https://github.com/gobuffalo/pop) from 6.0.1 to 6.0.2.
- [Release notes](https://github.com/gobuffalo/pop/releases)
- [Changelog](https://github.com/gobuffalo/pop/blob/master/.goreleaser.yml)
- [Commits](gobuffalo/pop@v6.0.1...v6.0.2)

---
updated-dependencies:
- dependency-name: github.com/gobuffalo/pop/v6
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Merge pull request gobuffalo#2221 from gobuffalo/development

v0.18.5

Merge pull request gobuffalo#2217 from gobuffalo/development

v0.18.4

Merge pull request gobuffalo#2207 from gobuffalo/development

Development