Update various hard-coded URIs

Summary: Fixes T7918. Update hard-coded ApplicationSearch URIs for parameterized typeaheads.

Test Plan: Found all these links and clicked 'em. Probably.

Reviewers: btrahan, chad

Reviewed By: chad

Subscribers: epriestley

Maniphest Tasks: T7918

Differential Revision: https://secure.phabricator.com/D12554