Summary:
Ref T9980. Start making this UI more useful and powerful so we can give administrators a better toolset for reacting to API changes.
Fixes T9755. We were logging the caller, just not rendering it properly.
Test Plan: {F1025799}
Reviewers: chad
Reviewed By: chad
Maniphest Tasks: T9755, T9980
Differential Revision: https://secure.phabricator.com/D14779
