(Aux-Item Definition File): Documented

	supervisor-only and author-only more accurately (bug 530).

doc/lyskomd.texi

 \input texinfo
-@c $Id: lyskomd.texi,v 1.78 2003/10/03 07:31:10 ceder Exp $
+@c $Id: lyskomd.texi,v 1.79 2004/06/19 18:19:41 byers Exp $
 @c %**start of header
 @setfilename lyskomd.info
 @include version.texi
@@ -888,15 +888,26 @@ reasonable defaults; trillian values can be unset.
 @table @code
 
 @item author-only
-Boolean, default false. When true, only the author of a text or
-supervisor of a conference can create items with this tag.
-This has no effect on items placed on the system.
+Boolean, default false. When true, restricts creation of items with
+this tag to specific users. Items with this tag may be attached to
+texts only by the author of the text and supervisors of the author.
+Items with this tag may be attached to conferences only by supervisors
+of the conference. For conferences with the letterbox flag set, the
+person with the same number as the conference may also attach items
+with this tag. This flag has no effect on items being attached to the
+server.
 
 @item supervisor-only
-Boolean, default false. When true, only the supervisors of the author or
-letterbox can create items with this tag. In all likelihood, the
-implementation of this flag is screwed up in version 2.0 of lyskomd.
-This has no effect on items placed on the system.
+Boolean, default false. When true, restricts creation of items with
+this tag to specific users. Items with this tag may be attached to
+texts only by supervisors of the author (which does not necessarily
+include the author). Items with this tag may be attached to
+conferences (with or without the letterbox flag) only by supervisors
+of the conference. This flag has no effect on items being attached to
+the server. Aut-item types with the @code{supervisor-only} flag are
+primarily useful in servers where users are not their own supervisors,
+to add information to letterbox conferences that users themselves
+should be unable to alter.
 
 @item system-only
 Boolean, default false. When true, only the server can initiate creation