Specifies a rexexp of source files to exclude from processing.
May be specified multiple times to add to exclude list.
+* --adminuser name
+
+ 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.
+
* --setup configfile
In setup mode, ikiwiki reads the config file, which is really a perl