Removing description for 'docker images' -t and -v flags, since they are deprecated

Signed-off-by: Shishir Mahajan <shishir.mahajan@redhat.com>
Extract the systemd docs from various places and add a little more

Signed-off-by: Sven Dowideit <SvenDowideit@docker.com>
Add an example of how to add your client IP to the container hosts file

Signed-off-by: Sven Dowideit <SvenDowideit@home.org.au>

Docker-DCO-1.1-Signed-off-by: Sven Dowideit <SvenDowideit@home.org.au> (github: SvenDowideit)
Fixes race condition in test. Closes #9389.

Signed-off-by: Emily Maier <emily@emilymaier.net>
Merge pull request #9347 from SvenDowideit/extract-systemd-docs

Extract the systemd docs from various places and add a little more
Merge pull request #9337 from shishir-a412ed/deprecated-images-t-v

Removing description for 'docker images' -t and -v flags, since they are deprecated.
Merge pull request #9227 from SvenDowideit/add-client-ip-to-hosts

Add an example of how to add your client IP to the container hosts file
Merge pull request #9400 from emilymaier/9389-fix

Fixes race condition in test. Closes #9389.