diff -up ./doc/conf.py.sphinx ./doc/conf.py
--- ./doc/conf.py.sphinx	2014-04-14 19:15:04.152105792 -0400
+++ ./doc/conf.py	2014-04-14 19:15:27.007071464 -0400
@@ -31,7 +31,7 @@ from rosdep2 import __version__
 
 # Add any Sphinx extension module names here, as strings. They can be extensions
 # coming with Sphinx (named 'sphinx.ext.*') or your custom ones.
-extensions = ['sphinx.ext.autodoc', 'sphinx.ext.intersphinx', 'sphinx.ext.coverage', 'sphinx.ext.viewcode']
+extensions = ['sphinx.ext.autodoc', 'sphinx.ext.intersphinx', 'sphinx.ext.coverage'] 
 
 # Add any paths that contain templates here, relative to this directory.
 templates_path = ['_templates']