Support for `extra_disks` and `public_ip_sku`

1. Support for new variable public_ip_sku, defaults to Basic
2. Support for new variable extra_disks type = list(object({name = string, size = number})), defaults to [] to support the definition of the name of the data disks
3. Fix public_ip_address will be empty when allocation_method is Dynamic

Support for `os_profile_secrets`

Support for new field os_profile_secrets, type of list(map(string)), each list item is a map with the keys source_vault_id, certificate_url and certificate_store.

Enhancement and bug fix

1. new field extra_ssh_keys support for multiple ssh keys
2. new field public_ip_sku support for the definition of the sku for public ip
3. fix public_ip_address will be empty when allocation_method is Dynamic

Support for `license_type`

Support for new variable license_type

Support Terraform 0.13

Support Terraform 0.13

Default value of source IP ranges for NSG rule Change

Default value of source IP ranges for NSG rule Change from * to 0.0.0.0/0 to prevent errors when remote port is specific.

Parametrise source IP ranges

Parametrise source IP ranges for tcp nsg security rule and lower the priority.

Fix features

1. Allow custom location for vms, add back variable location in variables.tf
2. fix examples in README
3. upgrade vm_os_simple default version
4. change windows definition in vm_os_simple from Windows to WindowsServer
5. export availability zone of the vms

Fix features

Fixed domain_name_label must contain only lowercase alphanumeric characters, numbers and hyphens

Integration of terramodtest 0.5.0

1. Integration of terramodtest 0.5.0
2. Distinguish the computer name of vm as ${hostname}-${count.index}