Add a add a core reviewers group to improve review activity across org - [x] Update the Beman Standard - [x] Push new rules in all repos - [x] [Discourse thread for sign-up](https://discourse.bemanproject.org/t/please-sign-up-for-team-bemanproject-core-reviewers/367) into @bemanproject/core-reviewers
Add a add a core reviewers group to improve review activity across org