Rename users guide as old to be clear.

diff --git a/src/userguide/index.rst b/src/userguide/index.rst
index f1d1f269469c53e546d027b4e358c3e79196e348..db9da76fcfd363d4f868665359810e329239a874 100644 (file)
--- a/src/userguide/index.rst
+++ b/src/userguide/index.rst
@@ -1,5 +1,5 @@
-Cython Users Guide
-==================
+Old Cython Users Guide
+======================
 
 Contents: