Summary: This is the hardening work mentioned in T887#86529. Also take a documentation pass for accuracy about these changes and formatting. Ref T4593.
Test Plan: unit tests...! generated diviner docs and oauthserver doc looked good
Reviewers: epriestley
Reviewed By: epriestley
Subscribers: Korvin, epriestley
Maniphest Tasks: T4593
Differential Revision: https://secure.phabricator.com/D11298
152072fc97