Add another missing doc image to versioning
Add another missing doc image to versioning

dreibh/planetlab-lxc-plcapi,howaichun/phpxmlrpc,gaetan-be/phpxmlrpc,howaichun/phpxmlrpc,gaetan-be/phpxmlrpc,dreibh/planetlab-lxc-plcapi,gaetan-be/phpxmlrpc,dreibh/planetlab-lxc-plcapi,dreibh/planetlab-lxc-plcapi,gaetan-be/phpxmlrpc,howaichun/phpxmlrpc,howaichun/phpxmlrpc