bigcommerce/powerdns-on-rails — pull request #17 by coreymcmahon (2013-04-15 04:12:16+00:00)
Title: Add error handling for duplicate domain name entries

Sends back a text response and a 422 status code if a duplicate domain name exists.

Also relevant: https://github.com/bigcommerce/powerdns-on-rails/pull/16

@maetl @sgerrand