* Add POEditor badge for language translation progress
* Add example, tests, and documentation key for POEditor
* Remove redundant required() as indicated in PR review
* Throw errors instead of rendering red badge
* small wording tweak: mention read-only again
Co-authored-by: chris48s <chris.shaw480@gmail.com>
Co-authored-by: repo-ranger[bot] <39074581+repo-ranger[bot]@users.noreply.github.com>