Changes to the metadata format were approved here:
https://github.com/ansible/proposals/issues/54
* Update documentation to the new metadata format
* Changes to metadata-tool to account for new metadata
* Add GPL license header
* Add upgrade subcommand to upgrade metadata version
* Change default metadata to the new format
* Fix exclusion of non-modules from the metadata report
* Fix ansible-doc for new module metadata
* Exclude metadata version from ansible-doc output
* Fix website docs generation for the new metadata
* Update metadata schema in valiate-modules test
* Update the metadata in all modules to the new version
* Fix imports on nxos_bgp* modules
* Fix imports on nxos_evpn* modules
* Cleanup issues for nxos_facts
* Shuffle imports for nxos_template
* Fix imports on nxos_ospf* modules
* Fix nxos_hsrp
As get_hsrp_groups_in_devices is not actually called anywhere, I presume this
change is reasonable.
* Fix imports on nxos_interface* modules
* Update nxos_static_route imports
* update nxos_vrf
* Update nxos_config imports