Note that readframes() returns data in linear format, even if the original
is encoded in u-LAW format.  Based on suggestion from Anthony Baxter
<anthony_baxter@users.sourceforge.net>.

This closes bug #122273.
diff --git a/Doc/ref/ref2.tex b/Doc/ref/ref2.tex
index 64853fb..8ff448d 100644
--- a/Doc/ref/ref2.tex
+++ b/Doc/ref/ref2.tex
@@ -395,6 +395,12 @@
 concatenation can use different quoting styles for each component
 (even mixing raw strings and triple quoted strings).
 
+
+\subsection{Unicode literals \label{unicode}}
+
+XXX explain more here...
+
+
 \subsection{Numeric literals\label{numbers}}
 
 There are four types of numeric literals: plain integers, long