Imports
- github.com/docker/distribution
- github.com/docker/docker/image
- github.com/docker/docker/layer
- github.com/docker/docker/pkg/archive
- github.com/docker/docker/pkg/ioutils
- github.com/docker/docker/pkg/progress
- github.com/resin-os/librsync-go
- github.com/sirupsen/logrus
- golang.org/x/net/context