Support powerdns zone definition

[hashibot]

This issue was originally opened by @poblin-orange as hashicorp/terraform#12339. It was migrated here as part of the provider split. The original body of the issue is below.

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The powerdns record resource is very powerfull and convenient.
As part of our automations, a resource to define zone would me most usefull (we use shell scripts as the zone resource is not avail in terraform

Terraform Version

0.8.4

Affected Resource(s)

Missing zone resource

Terraform Configuration Files

Debug Output

Panic Output

Expected Behavior

Actual Behavior

Steps to Reproduce

Important Factoids

References