This patch allows to only release the packages that were built and are present under the bundles/ directory instead of assuming packages exist for all distros enumerated in the contrib/builder/ directory. It also now adds support for armhf architecture for apt repositories. Signed-off-by: Tibor Vass <tibor@docker.com> Upstream-commit: 2ff2e9a73076b737948c68c26f26b7bda5ac7db8 Component: engine