setting block author ini process output

Author: SurfingNerd

crates/ethcore/src/engines/hbbft/hbbft_engine.rs

@@ -595,9 +595,14 @@ impl HoneyBadgerBFT {
             .write()
             .insert(batch.epoch, random_number);
 
-        if let Some(header) = client.create_pending_block_at(batch_txns, timestamp, batch.epoch) {
+        if let Some(mut header) = client.create_pending_block_at(batch_txns, timestamp, batch.epoch) {
             let block_num = header.number();
             let hash = header.bare_hash();
+            if let Some(reward_contract_address) = self.params.block_reward_contract_address  {
+                header.set_author(reward_contract_address);    
+            } else {
+                warn!("Creating block with no blockRewardContractAddress {}", block_num);
+            }
             // TODO: trace is missleading here: we already got the signature shares, we can already
             trace!(target: "consensus", "Sending signature share of {} for block {}", hash, block_num);
             let step = match self
@@ -1558,6 +1563,7 @@ impl Engine<EthereumMachine> for HoneyBadgerBFT {
         if let Some(address) = self.params.block_reward_contract_address {
             // only if no block reward skips are defined for this block.
             let header_number = block.header.number();
+            block.header.set_author(address);
 
             if self
                 .params