Feature: publish sn_trytes in zmq

src/main/java/com/iota/iri/service/milestone/impl/MilestoneServiceImpl.java

@@ -423,6 +423,8 @@ private void updateMilestoneIndexOfSingleTransaction(TransactionViewModel transa
         tangle.publish("sn %d %s %s %s %s %s", index, transaction.getHash(), transaction.getAddressHash(),
                 transaction.getTrunkTransactionHash(), transaction.getBranchTransactionHash(),
                 transaction.getBundleHash());
+        tangle.publish("sn_trytes %s %s %d", Converter.trytes(transaction.trits()), transaction.getHash(),
+                transaction.getTransaction().snapshot);
     }
 
     /**

src/main/java/com/iota/iri/zmq/README.md

@@ -26,6 +26,7 @@ Topics currently found in the latest code are
 * `lmsi` for the latest solid milestone index
 * `lmhs` for the latest solid milestone hash
 * `sn` for newly confirmed transactions ( by solid milestone children measurement )
+* `sn_trytes` for raw trytes, transaction hash, and snapshot index of confirmed transactions.
 * `tx` for newly seen transactions
 * `tx_trytes` trytes of newly seen transactions
 * `<Address>` to watch activity on an address