Return usage on parseExec error.

Docker-DCO-1.1-Signed-off-by: Jessica Frazelle <jess@docker.com> (github: jfrazelle)
Add "OOM killed" event based on OOM state information

Docker-DCO-1.1-Signed-off-by: Phil Estes <estesp@linux.vnet.ibm.com> (github: estesp)
Add test for non local mac address.

Docker-DCO-1.1-Signed-off-by: Jessica Frazelle <jess@docker.com> (github: jfrazelle)
Merge pull request #9792 from jfrazelle/9770-parse-exec-usage

Return usage on parseExec error.
Merge pull request #9779 from jfrazelle/9771-non-local-mac-address-test

Add test for non local mac address.
Merge pull request #9246 from estesp/add-oom-event

Proposal: Add "OOM killed" event based on OOM state information
Test for issue #9699

Signed-off-by: Alexandr Morozov <lk4d4@docker.com>