Try to fix travis

Author: birtles

install-bikeshed.sh

@@ -10,6 +10,7 @@ echo "Installing bikeshed dependencies..."
 sudo apt-get install python2.7 python-dev libxslt1-dev libxml2-dev || error_exit "Error installing Python and dependencies"
 sudo pip install lxml || error_exit "Error installing pip libxml"
 sudo pip install lxml --upgrade || error_exit "Error upgrading libxml"
+sudo pip install setuptools --upgrade || error_exit "Error upgrading setuptools"
 sudo pip install pygments || error_exit "Error installing Pygments"
 
 cd ..