* added account_alias in the response of module aws_caller_facts
* added comment to explain list_account_aliases
* renamed caller_identity to caller_facts as the content is extended
* created changelog
* security-policy needs the iam:ListAccountAliases for this module to work
* test now checks for the added field account_alias
* gracefully handle missing iam:ListAccountAliases permission
* Update Shippable integration test groups.
* Update integration test group aliases.
* Rebalance AWS and Azure tests with extra group.
* Rebalance Windows tests with another group.