clean up work

blockchain/utxopool.go

@@ -24,7 +24,6 @@ type UTXOPool struct {
 	               ]
 	*/
 	UtxoMap       map[string]map[string]map[int]int
-
 	LockedUtxoMap map[string]map[string]map[int]int
 	ShardId       uint32
 	mutex         sync.Mutex

node/message.go

@@ -95,14 +95,6 @@ func ConstructUtxoResponseMessage(pool blockchain.UTXOPool) []byte {
 	return byteBuffer.Bytes()
 }
 
-// Constructs utxo request message
-func ConstructUtxoRequestMessage() []byte {
-	byteBuffer := bytes.NewBuffer([]byte{byte(common.NODE)})
-	byteBuffer.WriteByte(byte(EXPERIMENT))
-	byteBuffer.WriteByte(byte(UTXO_REQUEST))
-	return byteBuffer.Bytes()
-}
-
 // Constructs blocks sync message to send blocks to other nodes
 func ConstructBlocksSyncMessage(blocks []blockchain.Block) []byte {
 	byteBuffer := bytes.NewBuffer([]byte{byte(common.NODE)})