Added entry for libtabnanny.tex.
diff --git a/Doc/lib/lib.tex b/Doc/lib/lib.tex
index b0f5705..33bb9c5 100644
--- a/Doc/lib/lib.tex
+++ b/Doc/lib/lib.tex
@@ -90,6 +90,7 @@
 \input{libtoken}
 \input{libkeyword}
 \input{libtokenize}
+\input{libtabnanny}
 \input{libpyclbr}
 \input{libcode}
 \input{libcodeop}