* Fix#26755 by ensuring that the first nic in the nic list has primary set to True, and all other nics have primary set to False.
* Fix sanity issues and add test for two nics
* Fix typo in test
* fix nic list
* Ensure the niclist variable is used rather than a niclist string
* Add tests just for dual nic, reverting changes to single nic VM creation tests
* Correct idempotency test
* adding possibility of disabling public ip address
* fixed indent
* fixed whitespace
* fixed mistake
* try to create test with vm without public ip address
* try to fix test
* another attempt for test
* fixing test
* create vm with no ip with different name and delete it immediately
* a few additional fixes
* another attempt to pass test
* must be deleted
* simplified no ip test
* reorganised tests
* Wrapped choice in C()
* Adds custom_data parameter to azure virtual machine resource
Invoke custom_data in an integration test: This invocation of
custom_data should not cause any side effects.
* Bugfix: String encoding now works in both python2 and 3
* Fix pep8 violations
* Use nginx to serve a text file created via custom_data and verify that
that custom_data is working
* fix up azure_rm_virtualmachine custom_data
* tweaks #25924
* simplify string encoding fun
* don't rely on external packages
* add availability set for vm
* add test
* add import
* fix
* add test assert and output
* fix lint and version added
* add null check
* fix mirror
* fix mirror
* azure_rm_virtualmachine: added support for specifying custom image
* Use separate parameter for custom_image, add very basic test
* missed the version_added tag for doco
* removed whitespace I accidentally left in
* merged custom image into the image dict and added more tests
* added one more test
