block_device_mappings support for CloudStack

block_device_mappings can be used with CloudStack the same way
as Amazon. It will remove any disks attached to a machine when
destroying it.
Merge branch 'cloudstack__block_device_mappings' of https://github.com/pakdel/salt into pakdel-cloudstack__block_device_mappings
Lint
Merge branch 'pakdel-cloudstack__block_device_mappings' into develop
Merge pull request #15088 from thatch45/develop

Merge #15009 with fixes