Add a comment to indicate the methods of the StringIO are being discussed...
diff --git a/Doc/libstrio.tex b/Doc/libstrio.tex
index 9449dc2..0088ec3 100644
--- a/Doc/libstrio.tex
+++ b/Doc/libstrio.tex
@@ -13,6 +13,9 @@
If no string is given, the \class{StringIO} will start empty.
\end{classdesc}
+The following methods of \class{StringIO} objects require special
+mention:
+
\begin{methoddesc}{getvalue}{}
Retrieve the entire contents of the ``file'' at any time before the
\class{StringIO} object's \method{close()} method is called.