File _servicedata of Package groestlcoin

<servicedata>
  <service name="tar_scm">
    <param name="url">https://github.com/groestlcoin/groestlcoin.git</param>
    <param name="changesrevision">9131c967e3e9b15c9a0cd51490c871da920c745a</param>
  </service>
</servicedata>