[3.0] 41c153b Stop referencing the module index, since no such thing exists

[Tollef Fog Heen]

commit 41c153b599bfd41f3757563d42f610f441761474
Author: Tollef Fog Heen <tfheen at varnish-software.com>
Date:   Mon Dec 3 11:25:08 2012 +0100

    Stop referencing the module index, since no such thing exists
    
    Fixes #1233

diff --git a/doc/sphinx/index.rst b/doc/sphinx/index.rst
index 2558413..2dbd605 100644
--- a/doc/sphinx/index.rst
+++ b/doc/sphinx/index.rst
@@ -29,7 +29,6 @@ Indices and tables
 ==================
 
 * :ref:`genindex`
-* :ref:`modindex`
 * :ref:`search`