Added lanuched_at variable to send_instance_email. Added UTC after Launched at so people knew the right time zone.
	modified:   core/email.py
Added changes so deploy can be run on an existing instance. It's functional. Changes are not complete though. Refactoring, renaming and wiring up everything in the API is still remaining.
	modified:   service/driver.py
	modified:   service/drivers/openstack_driver.py