Remove FUNDING, use my global .github repo
Add liberapay link to README
Re-add license for mix lockfile
Fix Earthfile
Add hex_licenses to CI, and fix licenses
Add missing license
Add sponsorship link
Update editorconfig
Reduce potential changelog merge conflicts
Add lint-copyright to Earthfile
Merge branch 'main' of github.com:Cantido/liberator
Merge pull request #53 from Cantido/dependabot/hex/plug_cowboy-2.5.2

Bump plug_cowboy from 2.5.1 to 2.5.2
cd53443f — dependabot[bot] 2 months ago
Bump plug_cowboy from 2.5.1 to 2.5.2

Bumps [plug_cowboy](https://github.com/elixir-plug/plug_cowboy) from 2.5.1 to 2.5.2.
- [Release notes](https://github.com/elixir-plug/plug_cowboy/releases)
- [Changelog](https://github.com/elixir-plug/plug_cowboy/blob/v2.5.2/CHANGELOG.md)
- [Commits](https://github.com/elixir-plug/plug_cowboy/compare/v2.5.1...v2.5.2)

- dependency-name: plug_cowboy
  dependency-type: direct:production
  update-type: version-update:semver-patch

Signed-off-by: dependabot[bot] <support@github.com>
Update licensing to use the REUSE Spec
Fix .bumpversion.cfg
Fix Exception links in docs
Bump version: 1.4.0 → 2.0.0
Update changelog
Set up bumpversion

Since I changed the names of the exceptions, this would technically be a
breaking change.