- Specifies a username of a user who has the powers of a wiki admin.
- Currently allows locking of any page; other powers may be added later.
- May be specified multiple times for multiple admins.
+ Specifies a username of a user (or, if openid is enabled, an openid)
+ who has the powers of a wiki admin. Currently allows locking of any page,
+ and banning of users; other powers may be added later. May be specified
+ multiple times for multiple admins.
+
+ For an openid user specify the full URL of the login, including "http://".