Container base layer in jpg is 15.04 
Container base layer in jpg is 15.04 

Update the release version of base layer of container image to match what's in the jpg image files.
thaJeztah/docker.github.io,docker/docker.github.io,docker/docker.github.io,thaJeztah/docker.github.io,docker/docker.github.io,thaJeztah/docker.github.io,docker/docker.github.io,docker/docker.github.io,thaJeztah/docker.github.io,thaJeztah/docker.github.io