Update Auth for handleRequest
Summary: Updates Auth app for handleRequest
Test Plan: Tested what I could, Log in, Log out, Change Password, New account, Verify account... but extra eyes very helpful here.
Reviewers: epriestley
Reviewed By: epriestley
Subscribers: epriestley, Korvin
Maniphest Tasks: T8628
Differential Revision: https://secure.phabricator.com/D13748