Project: mesos
Issue MESOS-4778: Add appc/runtime isolator for runtime isolation for appc images.
Appc image also contains runtime information like 'exec', 'env', 'workingDirectory' etc. https://github.com/appc/spec/blob/master/spec/aci.md Similar to docker images, we need to support a subset of them (mainly 'exec', 'env' and 'workingDirectory').
Story points: 13