* Updating argument_spec for docker_* modules.
* Adjust docker_network to work with new recursive argument_spec.
* Adjust device IO limits to recursive argument_spec.
* Improve test (test Ansible's cast from str to int).
* Adjust healthcheck options construction.
* Remove superfluous check.
* Make flake8 happy.
* Simplify comparison.
* Allow to specify images by hash for docker_container and docker_image_facts.
* flake8
* More sanity checks.
* Added changelog.
* Added test.
* Make compatible with Python < 3.4.
* Remove out-commented imports.
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 module doc fields
* More module docs corrections
* More module docs corrections
* More module docs corrections
* More module docs corrections
* correct aliases
* Review comments
* Must quote ':'
* More authors
* Use suboptions:
* restore type: bool
* type should be in the same place
* More tidyups
* authors
* Use suboptions
* revert
* remove duplicate author
* More issues post rebase