consensus, core, params: rebrand Metro to Byzantium

core/state_processor.go

@@ -105,7 +105,7 @@ func ApplyTransaction(config *params.ChainConfig, bc *BlockChain, author *common
 
 	// Update the state with pending changes
 	var root []byte
-	if config.IsMetropolis(header.Number) {
+	if config.IsByzantium(header.Number) {
 		statedb.Finalise(true)
 	} else {
 		root = statedb.IntermediateRoot(config.IsEIP158(header.Number)).Bytes()