Clone_image method added image_id as parameter.

Clone_image method contains volume and image_location
as parameters. It needs to add additional image_id
as a parameter for driver implementations to introspect
internal image stores or registry for efficient image cloning.

blueprint clone-image-imageid

Change-Id: I20ae519492d73abecb1d0efc3b8e7204d2b2a4cb
Merge "Clone_image method added image_id as parameter."