Merge pull request #70 from atlasapi/add-ids-to-lookup-refs

LookupRefs now also have the ID
Catch thrown exception for lack of ASIN on a piece of content
Merge pull request #72 from atlasapi/dont-kill-job-if-no-asin

Catch thrown exception for lack of ASIN on a piece of content
Send deletes for the crid with the '_version' suffix first for items.
Merge branch 'youview-delete-item-versions' into stage