The Cloud Files client library is no longer supported by Rackspace.
Users installing the package receive the following warning:
DeprecationWarning: python-cloudfiles has been deprecated as of August
1, 2013. Please see https://github.com/openstack/python-swiftclient.
This commit updates the documentation to use the python-swiftclient
package.
Signed-off-by: Tim Freund <tim@freunds.net>