This patch adds detail on how the host's `/etc/resolv.conf` file is filtered when creating the copy for the container. Docker-DCO-1.1-Signed-off-by: Phil Estes <estesp@linux.vnet.ibm.com> (github: estesp) Upstream-commit: b32bf64f6f3cc09334f52a08a4449a109ad123ff Component: engine