* Update Shippable integration test groups.
* Update integration test group aliases.
* Rebalance AWS and Azure tests with extra group.
* Rebalance Windows tests with another group.
* windows: add #AnsibleRequires to set whether a module requires module or a specific version
* fix up pep8 issues
* changed psversion to use the actual ps Requires -Version syntax
* missed the check on #Requires -Version
* fix #Requires module extensions