Test for StartContainerCmd.withVolumesFrom()
Fix CreateContainerCmdImpl.withVolumesFrom()

Another method that did not work until Docker Remote API 1.15, see
CreateContainerCmd.withDns().

To fix it, the parameter had to be moved to nested HostConfig.
Merge pull request #114 from albers/fix-create-withVolumesFrom

Fix CreateContainerCmdImpl.withVolumesFrom()