File _servicedata of Package primecoin

<servicedata>
  <service name="tar_scm">
    <param name="url">https://github.com/primecoin/primecoin.git</param>
    <param name="changesrevision">64f5d821226b84bc6a2c8188ca5b89d90e62c662</param>
  </service>
</servicedata>