Added entry for the "cgitb" module docs.
diff --git a/Doc/lib/lib.tex b/Doc/lib/lib.tex
index b1754f7..2557e59 100644
--- a/Doc/lib/lib.tex
+++ b/Doc/lib/lib.tex
@@ -195,6 +195,7 @@
 \input{internet}                % Internet Protocols
 \input{libwebbrowser}
 \input{libcgi}
+\input{libcgitb}
 \input{liburllib}
 \input{liburllib2}
 \input{libhttplib}