Summary: Make it a little easier to create a bunch of accounts if your company
has more than like 5 employees.
Test Plan: Ran "add_user.php" to create new users. Created new users from the
web console.
Reviewers: btrahan, jungejason, rguerin
Reviewed By: btrahan
CC: aran, btrahan, rguerin
Differential Revision: https://secure.phabricator.com/D1336
