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##### SUMMARY
<!--- Describe the new feature/improvement briefly below -->
Add 'restart' state or restart option to the `ovirt_vm` module.

##### ISSUE TYPE
- Feature Idea

##### COMPONENT NAME
<!--- Write the short name of the module, plugin, task or feature below, use your best guess if unsure -->
ovirt_vm

##### ADDITIONAL INFORMATION
<!--- Describe how the feature would be used, why it is needed and what it would solve -->

<!--- Paste example playbooks or commands between quotes below -->
```yaml

```

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- Usable with oVirt 4.3 and lower; removed in oVirt 4.4.
        version_added: "2.3"
    kernel_params:
        description:
            - Kernel command line parameters (formatted as string) to be used with the kernel specified by C(kernel_path) option.
            - Usable with oVirt 4.3 and lower; removed in oVirt 4.4.
        version_added: "2.3"
    instance_type:
        description:
            - Name of virtual machine's hardware configuration.
            - By default no instance type is used.
        version_added: "2.3"
    description:
        description:
            - Description of the Virtual Machine.
        version_added: "2.3"
    comment:
        description:
            - Comment of the Virtual Machine.
        version_added: "2.3"
    timezone:
        description:
            - Sets time zone offset of the guest hardware clock.
            - For example C(Etc/GMT)
        version_added: "2.3"
    serial_policy:
        description:
            - Specify a serial number policy for the Virtual Machine.
            - Following options are supported.
            - C(vm) - Sets the Virtual Machine's UUID as its serial number.