R1:9c7c13ffc88a

Modernize Phrequent and Commit query ordering/paging

Summary: Ref T7803. Fixes T3870. Move these away from pagingColumn / reversePaging.

Test Plan:
- Tested/paged audit query.
- Poked at Phrequent. Didn't seem any more broken than before.

Reviewers: btrahan

Reviewed By: btrahan

Subscribers: epriestley

Maniphest Tasks: T3870, T7803

Differential Revision: https://secure.phabricator.com/D12363