message: return txhash from the broadcast transaction function
diff: @@ -241,6 +241,8 @@ class LocalRegtest extends BlockstackNetwork {
  method: 'sendrawtransaction',
  params: [transaction] }
  return fetch(this.bitcoindUrl, { method: 'POST', body: JSON.stringify(jsonRPC) })
  + .then(resp => resp.json())
  + .then(respObj => respObj.result)
  }
  getNetworkedUTXOs(address: string) : Promise<Array<UTXO>> {
  