Summary: Ref T6049, Add Phurl URL create capability
Test Plan:
- Change {nav Home > Applications > Phurl > Configure} to allow no one to create Phurl URLs
- Attempt {nav Phurl > Shorten URL}. Should not be able to create a Phurl.
Reviewers: epriestley, #blessed_reviewers
Reviewed By: epriestley, #blessed_reviewers
Subscribers: Korvin
Maniphest Tasks: T6049
Differential Revision: https://secure.phabricator.com/D14510
