R1:a9763062f78b

Unprototype Harbormaster

Summary: Ref T8089. There's still some cleanup but none of it needs to block this.

Test Plan: Viewed `/applications/`, read documentation.

Reviewers: chad

Reviewed By: chad

Subscribers: devurandom, swisspol

Maniphest Tasks: T8089

Differential Revision: https://secure.phabricator.com/D13811