xdpos 2.0 release for mainnet (#574)

* xdpos 2.0 release for mainnet

Author: liam-lai

common/constants.go

@@ -36,7 +36,7 @@ var TIP2019Block = big.NewInt(1)
 var TIPSigning = big.NewInt(3000000)
 var TIPRandomize = big.NewInt(3464000)
 
-var TIPV2SwitchBlock = big.NewInt(99999999900)
+var TIPV2SwitchBlock = big.NewInt(78678000) // Target 21st Aug 2024
 
 var TIPIncreaseMasternodes = big.NewInt(5000000) // Upgrade MN Count at Block.
 var TIPNoHalvingMNReward = big.NewInt(38383838)  // hardfork no halving masternodes reward
@@ -45,10 +45,9 @@ var TIPXDCX = big.NewInt(38383838)
 var TIPXDCXLending = big.NewInt(38383838)
 var TIPXDCXCancellationFee = big.NewInt(38383838)
 var TIPXDCXCancellationFeeTestnet = big.NewInt(38383838)
-var TIPXDCXMinerDisable = big.NewInt(88999999900)
-var TIPXDCXReceiverDisable = big.NewInt(99999999999)
+var TIPXDCXMinerDisable = big.NewInt(78678000)    // Target 21st Aug 2024
+var TIPXDCXReceiverDisable = big.NewInt(78678900) // Target 21st Aug 2024, safer to release after disable miner
 var Eip1559Block = big.NewInt(9999999999)
-var TIPXDCXDISABLE = big.NewInt(99999999900)
 var BerlinBlock = big.NewInt(76321000)   // Target 19th June 2024
 var LondonBlock = big.NewInt(76321000)   // Target 19th June 2024
 var MergeBlock = big.NewInt(76321000)    // Target 19th June 2024
@@ -85,8 +84,8 @@ var BaseTopUp = big.NewInt(100)
 var BaseRecall = big.NewInt(100)
 var TIPTRC21Fee = big.NewInt(38383838)
 var TIPTRC21FeeTestnet = big.NewInt(38383838)
-var BlockNumberGas50x = big.NewInt(99999999900)
-var LimitTimeFinality = uint64(30) // limit in 30 block
+var BlockNumberGas50x = big.NewInt(78678000) // Target 21st Aug 2024
+var LimitTimeFinality = uint64(30)           // limit in 30 block
 
 var IgnoreSignerCheckBlockArray = map[uint64]bool{
 	uint64(1032300):  true,

params/version.go

@@ -21,10 +21,10 @@ import (
 )
 
 const (
-	VersionMajor = 2       // Major version component of the current release
-	VersionMinor = 3       // Minor version component of the current release
-	VersionPatch = 0       // Patch version component of the current release
-	VersionMeta  = "beta1" // Version metadata to append to the version string
+	VersionMajor = 2  // Major version component of the current release
+	VersionMinor = 0  // Minor version component of the current release
+	VersionPatch = 0  // Patch version component of the current release
+	VersionMeta  = "" // Version metadata to append to the version string
 )
 
 // Version holds the textual version string.