Added public files

Roughly added all public files. Probably missed some, though.
diff --git a/doc/efun/users b/doc/efun/users
new file mode 100644
index 0000000..48b4ae3
--- /dev/null
+++ b/doc/efun/users
@@ -0,0 +1,5 @@
+SYNOPSIS
+        *object users();
+
+BESCHREIBUNG
+        Liefert ein Array, das alle interaktiven Benutzer enthaelt.