Summary: Ref T4065. Moves the last of the weird alternate edit UI to profiles. The old "Edit" controller is now for creation only, and the funky pencil icon is gone.
Test Plan: Created accounts; sent welcome email.
Reviewers: btrahan
Reviewed By: btrahan
Subscribers: epriestley
Maniphest Tasks: T4065
Differential Revision: https://secure.phabricator.com/D8670
