* vendor github.com/containers/[email protected]
* enforce blocking of registries
* Fix lowest possible go version to be 1.9
* man pages: add --dest-oci-accept-uncompressed-layers
* bash completion: add --dest-oci-accept-uncompressed-layers
* README.md: skopeo on openSUSE
* copy: add a CLI flag for OCIAcceptUncompressedLayers
* migrate to go modules
* README: Clarify use of `libbtrfs-dev` on Ubuntu

Signed-off-by: Valentin Rothberg <[email protected]>