Added public files
Roughly added all public files. Probably missed some, though.
diff --git a/doc/efun/get_extra_wizinfo b/doc/efun/get_extra_wizinfo
new file mode 100644
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--- /dev/null
+++ b/doc/efun/get_extra_wizinfo
@@ -0,0 +1,19 @@
+SYNOPSIS
+ mixed get_extra_wizinfo (object wiz)
+ mixed get_extra_wizinfo (string wiz)
+ mixed get_extra_wizinfo (int wiz)
+
+DESCRIPTION
+ Returns the 'extra' information that was set for the given
+ wizard <wiz> in the wizlist.
+
+ If <wiz> is an object, the entry of its creator (uid) is used.
+ If <wiz> is a string (a creator aka uid), it names the entry
+ to use.
+ If <wiz> is the number 0, the data is get from the default wizlist
+ entry.
+
+ The function causes a privilege violation.
+
+SEE ALSO
+ wizlist_info(E), set_extra_wizinfo(E)