Issue Type: Feature Idea

Ansible Version: ansible 2.0.0.2

Ansible Configuration:

Environment: N/A

Summary: It would be useful to be able to configure Ansible to display play arguments while running.

Steps To Reproduce: Run a playbook with plays that don't have a name:

Expected Results:

It would be great to get the pre-2.0 behaviour with output like "TASK [service name=httpd state=started]".
This should probably be a config option because it was disabled due to security considerations (since the argument-spec no_log isn't available at this point).

Actual Results:

Output like "TASK [service]".