DOCKER-493: Update docker info fields - add callback err argument
DOCKER-493: Update docker info fields - add callback err argument

bixu/sdc-docker,mehulsbhatt/sdc-docker,richardkiene/sdc-docker,bixu/sdc-docker,joyent/sdc-docker,owlin/sdc-docker,richardkiene/sdc-docker,mehulsbhatt/sdc-docker,joyent/sdc-docker,owlin/sdc-docker