minor fixes and additions
Merge remote-tracking branch 'nacx/digitalocean' into digitalocean

Conflicts:
	digitalocean/src/main/java/org/jclouds/digitalocean/compute/functions/ImageToImage.java
	digitalocean/src/main/java/org/jclouds/digitalocean/compute/functions/RegionToLocation.java
Comlpeted DropletApiMock tests and added live tests
Completed live tests