Added resize to service.api.instance.InstanceAction. Moved launch instance to create_node. Added ex_eventual_deploy_instance.
	modified:   service/api/__init__.py
	modified:   service/api/instance.py
	modified:   service/driver.py
	modified:   service/drivers/openstack_driver.py
	modified:   service/mixins/driver.py
Merge branch 'master' of github.com:iPlantCollaborativeOpenSource/atmosphere