Summary: Ref T2637. Ref T2625. Convert Pholio to use ApplicationSearch.
Test Plan:
Viewed mocks, changed filters.
Verified edit page works and no longer has a weird side nav on it.
Reviewers: btrahan, chad
Reviewed By: btrahan
CC: aran
Maniphest Tasks: T2625, T2637
Differential Revision: https://secure.phabricator.com/D6530
