Initial changes to support concurrent updates of cached resources.
Merge remote-tracking branch 'remotes/temenostech/master'
Apply the etag in If-Match request headers to the entity resource.
Add integration tests to verify E-Tag handling and concurrent updates of cached resources.
Merge remote-tracking branch 'remotes/temenostech/master'
Minor change to not run UpdateResourceITCase as part of interaction-sdk-test integration tests.