Merged changes from the 1.5.2p2 release.
(Very rough.)
diff --git a/Doc/lib/libcgi.tex b/Doc/lib/libcgi.tex
index 1c565fd..3b755a0 100644
--- a/Doc/lib/libcgi.tex
+++ b/Doc/lib/libcgi.tex
@@ -195,7 +195,7 @@
 Parse a query string given as a string argument (data of type 
 \mimetype{application/x-www-form-urlencoded}).  Data are
 returned as a dictionary.  The dictionary keys are the unique query
-variable names and the values are lists of vales for each name.
+variable names and the values are lists of values for each name.
 
 The optional argument \var{keep_blank_values} is
 a flag indicating whether blank values in