* Add a warning when Issuing Certificate set on a role does not resolve.
* Ivanka's requests - add a warning on deleting issuer or changing it's name.
* Fix nil checks; reduce number of roles to iterate through; only verify roles after migration.
* Fix semgrep failure, ignore roles deleted behind our back.
* Patch functionality for roles
* Make Patch Roles work again, add back patch issuers.
* Add changelog.
* Fix nil-reversion on empty response.
* Panics are bad. don't do that.