Made the following changes:
* Removed wildcard imports
* Replaced long form of GPL header with short form
* Removed get_exception usage
* Added from __future__ boilerplate
* Adjust division operator to // where necessary
For the following files:
* web_infrastructure modules
* system modules
* linode, lxc, lxd, atomic, cloudscale, dimensiondata, ovh, packet,
profitbricks, pubnub, smartos, softlayer, univention modules
* compat dirs (disabled as its used intentionally)
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
* Avoid having module documentation links to itself
A lot of modules use M(own_module) in their documentation causing a link
in the documentation to itself.
* Make note more clear now