Remove urllib3 dependency
Remove urllib3 dependency

Life is better when using good ansible.

Here, we rely on ansible authorized_key module + with_url, and we
therefore avoid the need of urllib3 on the remote node.

Change-Id: Icd016a06db65e2dfa7b936d5937b9bc9afd04fd9
Signed-off-by: Jean-Philippe Evrard <0b1d49feec04d4f3b38b616aecf31ca93f60b575@evrard.me>

openstack/openstack-ansible-openstack_hosts,openstack/openstack-ansible-openstack_hosts