##### SUMMARY
We should document that by default we go only over first level attributes, not any other level of attribute and maybe ADD parameter which enables going deeper.

##### ISSUE TYPE
- Feature Idea

##### COMPONENT NAME
ansible/lib/ansible/modules/cloud/ovirt/*_facts.py

##### ADDITIONAL INFORMATION
Discussion was originally raised in https://bugzilla.redhat.com/show_bug.cgi?id=1653743
- C(username)[I(required)] - The name of the user, something like I(admin@internal).
              Default value is set by I(OVIRT_USERNAME) environment variable.
            - "C(password)[I(required)] - The password of the user. Default value is set by I(OVIRT_PASSWORD) environment variable."
            - "C(url)- A string containing the API URL of the server, usually
            something like `I(https://server.example.com/ovirt-engine/api)`. Default value is set by I(OVIRT_URL) environment variable.
            Either C(url) or C(hostname) is required."
            - "C(hostname) - A string containing the hostname of the server, usually
            something like `I(server.example.com)`. Default value is set by I(OVIRT_HOSTNAME) environment variable.
            Either C(url) or C(hostname) is required."
            - "C(token) - Token to be used instead of login with username/password. Default value is set by I(OVIRT_TOKEN) environment variable."
            - "C(insecure) - A boolean flag that indicates if the server TLS
            certificate and host name should be checked."
            - "C(ca_file) - A PEM file containing the trusted CA certificates. The
            certificate presented by the server will be verified using these CA
            certificates. If `C(ca_file)` parameter is not set, system wide
            CA certificate store is used. Default value is set by I(OVIRT_CAFILE) environment variable."
            - "C(kerberos) - A boolean flag indicating if Kerberos authentication
            should be used instead of the default basic authentication."
            - "C(headers) - Dictionary of HTTP headers to be added to each API call."
        type: dict
        required: true
requirements:
  - python >= 2.7
  - ovirt-engine-sdk-python >= 4.3.0
notes:
  - "In order to use this module you have to install oVirt Python SDK.
     To ensure it's installed with correct version you can create the following task:
     pip: name=ovirt-engine-sdk-python version=4.3.0"
'''