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
* new implementation of win_msg. TODO tests
* added check_mode. Get-AnsibleParam for parameters. Default msg is now 'Hello world!'. Use hash for $results.
Re-ordered some parameters alphabetically.
Documentation now in raw strings. Removed spurious required: false. Added metadata.
* Keep pep8 checks happy
* Really keep pep8 checks happy this time
* update Changelog.md
* make bracket style internally consistent
* added units to display_seconds description
Toshio Kuratomi
Dag Wieers
Abhijeet Kasurde
jhawkesworth