Declare the "util" module obsolete.

Doc/lib/libundoc.tex

@@ -145,9 +145,6 @@ library
 \item[sched.py]
 --- event scheduler class
 
-\item[util.py]
---- useful functions that don't fit elsewhere
-
 \item[tzparse.py]
 --- Parse a timezone specification (unfinished)
 \end{description}
@@ -195,6 +192,9 @@ func.func_name, co.co_firstlineno).
 --- Measure time intervals to high resolution (use
 \function{time.clock()} instead).  (This is an extension module.)
 
+\item[util.py]
+--- Useful functions that don't fit elsewhere.
+
 \item[whatsound.py]
 --- Recognize sound files; use \refmodule{sndhdr} instead.