Emit more usable results from phrequent.tracking
Summary:
I think this pretty much does what you would expect?
The "active" item is always at the top of the stack.
Test Plan: Called phrequent.tracking and got reasonable results.
Reviewers: hach-que
Reviewed By: hach-que
Subscribers: epriestley
Differential Revision: https://secure.phabricator.com/D9939