Add obsolescence note to the module descriptions that get added to the
list of module synopses at the front of the chapter; based on a comment
from Aahz <aahz@panix.com>.
diff --git a/Doc/lib/libregsub.tex b/Doc/lib/libregsub.tex
index ed7c119..b41b700 100644
--- a/Doc/lib/libregsub.tex
+++ b/Doc/lib/libregsub.tex
@@ -3,7 +3,7 @@
\declaremodule{standard}{regsub}
\modulesynopsis{Substitution and splitting operations that use
- regular expressions.}
+ regular expressions. \strong{Obsolete!}}
This module defines a number of functions useful for working with