Fix logDone message for TestCopySingleFileToExistDir

Signed-off-by: Alexandr Morozov <lk4d4@docker.com>
Add Build prefix to Copy tests

Now we can do "-run TestBuild" to test all build-tests and "-run
TestBuildCopy" for test all copy-tests

Signed-off-by: Alexandr Morozov <lk4d4@docker.com>
Merge pull request #8105 from LK4D4/build_test_little_fix

Little fixes in cli build tests
Initial hacks to get groups doing something
Add 'Created' field when serializing group
Show groups in ps, hide their individual containers
Reorder ps output in CLI to be more group-friendly
docker ps GROUP
Extract nested functions in list.go into Daemon methods
Auto-create /var/lib/docker/groups
Containers in groups have scoped names
Remove currently-unused ports/volumes stuff from GroupConfig
Add port mapping support