Move a bunch more rendering into SearchEngine
Summary: Ref T4986. These are mostly mechanical now, I skipped a couple of slightly tricky ones. Still a bunch to go.
Test Plan:
For each engine:
- Viewed the application;
- created a panel to issue the query.
Reviewers: btrahan
Reviewed By: btrahan
Subscribers: epriestley
Maniphest Tasks: T4986
Differential Revision: https://secure.phabricator.com/D9017