Revert "toggle username for web-access and save corresponding user"

This reverts commit c6dff029d45f4a8f9062be28a01b208664e645b0.
Revert "Revert "Allowing create_super_user to work when profile exists""

This reverts commit 4f8e7c662b94ee2f8f9c6b702e00d52b3f4be5c7.