Add libcloud to developer.openstack.org
Add libcloud to developer.openstack.org

Despite being the 2nd most popular SDK based on the user survey coming out
next week, libcloud was not listed on developer.openstack.org

This patch adds it, with appropriate resource links.

Change-Id: I5b64b68bf22aedaf1f76b82539882a1755c92e2d

Tesora/tesora-api-site,Tesora/tesora-api-site,dreamhost/api-site,Tesora/tesora-api-site,DonSchenck/api-site,DonSchenck/api-site,dreamhost/api-site,dreamhost/api-site,openstack/api-site,DonSchenck/api-site,rackerlabs/api-site,openstack/api-site,openstack/api-site,dreamhost/api-site,dreamhost/api-site,DonSchenck/api-site,rackerlabs/api-site,rackerlabs/api-site,Tesora/tesora-api-site,Tesora/tesora-api-site,Tesora/tesora-api-site,DonSchenck/api-site,dreamhost/api-site,dreamhost/api-site,openstack/api-site,Tesora/tesora-api-site,rackerlabs/api-site