update links

Author: Jamie Hannaford

README.md

@@ -10,12 +10,12 @@ OpenStack services, and versions of services, are supported.
 
 ## Links
 
-* [Official documentation](http://docs.php-opencloud.com)
-* [Docs for PHP-OpenCloud/OpenStack](http://php-opencloudopenstack.readthedocs.org/en/latest/index.html)
-* [Homepage](http://php-opencloud.com/)
+* [Official documentation](http://php-opencloudopenstack.readthedocs.org/en/latest/index.html)
+* [Reference documentation](http://refdocs.php-opencloud.com)
 * [Developer support](https://developer.rackspace.com/)
 * [Mailing list](https://groups.google.com/forum/#!forum/php-opencloud)
 * [Contributing guide](/CONTRIBUTING.md)
+* [Code of Conduct](/CODE_OF_CONDUCT.md)
 
 ## Requirements