Merge pull request #610 from s0undt3ch/develop

Fix Joyent and remove it's DictObject
Check for the existence of the key. Fixes #611.
Merge pull request #613 from s0undt3ch/issues/611

Check for the existence of the key. Fixes #611.
Moved the set_tags call to after the ip address of the instance hasben acquired. Better assurance that the instance_id will be able to take the Name tage.
Merge pull request #620 from aventurella/develop

EC2 Provider: Moved the set_tags call to after the ip address of the instance has been acquired