* Update Shippable integration test groups.
* Update integration test group aliases.
* Rebalance AWS and Azure tests with extra group.
* Rebalance Windows tests with another group.
(cherry picked from commit 4e489d1be8)
* (wip) add partial loadbalancer module
* (wip) add ability to use a public ip for a load balancer
* fix shebang
* add backend address pool to load balancer
* remove unncessary error variable
* add probe support to load balancer
* add ability to add load distribution rule to load balancer
* add nat pool functionality to azure load balancer
* fix pep8 errors from sanity check
* add documentation for load balancer
* refactor imports
* fix license header copyright
* add facts module for azure load balancer
* fix ansible-test failures
* add integration tests for load balancer
* fix metadata version
* add complex integration test to azure_rm_loadbalancer