docker: Adds docker run tests.

run interactive & disconnect, attach to stdin/stdout/stderr.

Signed-off-by: Jiří Župka <jzupka@redhat.com>
docker libs: Fix container kill command, force to AsyncJob close fds.

Signed-off-by: Jiří Župka <jzupka@redhat.com>
Merge branch 'tag2' of https://github.com/jzupka/autotest-docker into integration

Conflicts:
	dockertest/containers.py