Pass socket timeout to all of the Client objects
Pass socket timeout to all of the Client objects

So far we've only been passing timeout to novaclient, but all of the
Client objects support it as a pass through to requests. Go ahead and
pass it.

Change-Id: I095c1240693abf024bda2315dd77f4400b24a45b

openstack-infra/shade,openstack/python-openstacksdk,openstack-infra/shade,jsmartin/shade,dtroyer/python-openstacksdk,dtroyer/python-openstacksdk,stackforge/python-openstacksdk,stackforge/python-openstacksdk,jsmartin/shade,openstack/python-openstacksdk