Merge pull request #8924 from pdericson/api-doc-fix

Fix typo in api docs: stdou -> stdout
Merging MalteJ/set-macaddress

Signed-off-by: Malte Janduda <mail@janduda.net>
Adding IPv6 support to docker daemon

Signed-off-by: Malte Janduda <mail@janduda.net>