Fix bug in container image reporting, strip the prefix off when adding image to the registry
Fix bug in container image reporting, strip the prefix off when adding image to the registry

paulbellamy/scope,dilgerma/scope,alban/scope,alban/scope,dilgerma/scope,alban/scope,weaveworks/scope,weaveworks/scope,kinvolk/scope,weaveworks/scope,paulbellamy/scope,weaveworks/scope,alban/scope,kinvolk/scope,dilgerma/scope,paulbellamy/scope,kinvolk/scope,dilgerma/scope,kinvolk/scope,alban/scope,alban/scope,kinvolk/scope,paulbellamy/scope,paulbellamy/scope,paulbellamy/scope,dilgerma/scope,dilgerma/scope,kinvolk/scope,weaveworks/scope,weaveworks/scope