* [NOD-264] Implemented calcTxSelectionValue.
* [NOD-264] Fixed bad subnetworkID in calcTxSelectionValue.
* [NOD-264] Implemented sorting the txDescs by value.
* [NOD-264] Got rid of txPrioItem.
* [NOD-264] Moved transaction selection to a separate file.
* [NOD-264] Renamed the result object to txsForBlockTemplate.
* [NOD-264] Implemented tx selection.
* [NOD-264] Fixed trying to get the gas limit for built-in subnetworks.
* [NOD-264] Wrote comments where appropriate.
* [NOD-264] Moved calcTxSelectionValue to the mining package. (Non-mining nodes shouldn't be forced to calc selection value for every transaction)
* [NOD-264] Wrote a test for selectTxs.
* [NOD-264] Fixed a comment.
* [NOD-264] Fixed misunderstood test.
* [NOD-264] Added zero fee check. Added a couple more tests.
* [NOD-264] Added probabilistic tests. Fixed a couple of bugs in tx selection.
* [NOD-264] Fixed tests with missing fees.
* [NOD-264] Added a test over a range of txs with different gas/mass.
* [NOD-264] Added expected probability to the rest of the test cases.
* [NOD-264] Tightened bounds in probability test.
* [NOD-264] Fixed values in probabily test.
* [NOD-264] Added a comments for alpha and rebalanceThreshold.
* [NOD-264] Fixed a couple of comments, renamed result to txsForBlockTemplate.
* [NOD-264] Removed an irrelevant comment. Changed Tracef to Warnf in some logs.
* [NOD-264] Renamed selectionValue -> txValue.
* [NOD-264] Moved rebalancing to the start of the tx selection loop.
* [NOD-264] Added overflow check for gasUsage.
* [NOD-264] Renamed blockSigOps and blockMass to totalSigOps and totalMass.
* [NOD-264] Removed the need to pass usedCount to reblanaceCandidates. Also relaxed bounds in a test.
* [NOD-264] Split selectTxs into smaller functions. Also relaxed bounds in a test some more.
* [NOD-264] Added a comment for findTx.
* [NOD-264] Ordered candidateTxs by subnetwork instead of txValue.
* [NOD-264] Disallowed zero tx fees in mempool and config. Renamed iterateCandidateTxs to populateTemplateFromCandidates.
* [NOD-264] Changed isFinalizedTransaction log level from Warn to Debug.
* [NOD-264] Removed references to SigOps in txSelection.
* [NOD-264] Removed SigOps validation. Validating mass should suffice.
* [NOD-264] Renamed wasUsed to isMarkedForDeletion.
* [NOD-264] Renamed markCandidateTxUsed to markCandidateTxForDeletion.
* [NOD-264] Made some probabilistic tests less likely to fail when they shouldn't.
* [NOD-264] Added a message warning people about probabilistic tests.
* [NOD-264] Rephrased a comment about rebalanceThreshold.
* [NOD-264] Removed IsCoinBase, CheckTransactionInputsAndCalulateFee, and ValidateTransactionScripts from txSelection.
* [NOD-264] Removed a condition that is no longer relevant.
* [NOD-264] "which's" -> "whose"
* [NOD-264] Removed wasteful preallocations.
* [NOD-264] Fixed a comment referring to "used" transactions.
* [NOD-237] Implemented transaction mass.
* [NOD-237] Added transaction mass validation to the mempool.
* [NOD-237] Made blockMaxMassMax not rely on MaxBlockPayload.
* [NOD-237] Added comments describing the new constants in validate.go.
* [NOD-237] Changed the default blockmaxmass to 10,000,000.
* [NOD-237] Fixed a comment that erroneously didn't refer to mass.
* [NOD-237] Added comments to ValidateTxMass and CalcTxMass.
* [NOD-237] Renamed "size" to "byte". Made validateBlockMass exit early if validation fails. Fixed unit names in comments. In CalcTxMass, moved summing of mass to the bottom of the function.
* [NOD-237] Instead of ErrMassTooHigh, renamed ErrBlockTooBig and ErrTxTooBig. Replaced wire.MaxBlockPayload with MaxMassPerBlock.
* [NOD-237] Fixed sanity checks related to block size in commands.
* [NOD-237] To use up less memory during testing, made the mass in the "too big" test come from pkScripts rather than input bytes.
* [NOD-237] Added an overflow check to validateBlockMass.
* [NOD-222] Added constant: UnacceptedBlueScore.
* [NOD-222] Made it so that block transactions always have UnacceptedBlueScore.
* [NOD-222] Implemented updating unaccepted UTXO entries with accepted ones in the virtual.
* [NOD-222] Fixed an unclear comment.
* [NOD-222] Fixed diffFromAcceptanceData not receiving the right blue score.
* [NOD-222] Fixed various issues with the implementation. It appears to work now.
* [NOD-222] Removed debug logs.
* [NOD-222] Fixed tests that relied on utxoCollection.String().
* [NOD-222] Fixed TestChainedTransactions.
* [NOD-222] Fixed tests that relied on GetVirtualFromParentsForTest.
* [NOD-222] Fixed having identical entries in toAdd and toRemove.
* [NOD-222] Fixed logic in diffFrom that I previously broke.
* [NOD-222] Fixed a wrong check.
* [NOD-222] Figured out the magical invocation to make everything work.
* [NOD-222] Fixed blockDB tests.
* [NOD-222] Removed debug method.
* [NOD-222] Fixed comments related to setting coinbase maturity to 0.
* [NOD-222] Fixed a typo in a comment.
* [NOD-222] Added a comment that explains the new addition in GetVirtualFromParentsForTest.
* [NOD-222] Added a comment to DiffUTXOSet.Get().
* [NOD-222] Fixed a nuance in DiffUTXOSet.containsInputs.
* [NOD-222] Replaced nonsense in GetVirtualFromParentsForTest with diffFromAcceptanceData.
* [NOD-222] Renamed newVirtualUTXO -> newVirtualPastUTXO.
* [NOD-222] Fixed a comment.
* [NOD-222] Extracted checking utxoCollection with blueScore to a method.
* [NOD-222] Added tests where the same entry is in both toAdd and toRemove.
* [NOD-222] Used Add/RemoveEntry inside diffFromAcceptedTx.
* [NOD-222] Removed superfluous test for UnacceptedBlueScore.
* [NOD-222] Added/Updated comments.
* [NOD-222] Added tests to TestUTXODiffRules.
* [NOD-222] Added appropriate protection against impossible "from"s in diffFrom.
* [NOD-222] Added a comment explaining why we diffFrom acceptanceData in verifyAndBuildUTXO.
* [NOD-222] Fixed comments and equal() in utxoset.
* [NOD-208] Added blockBlueScore to UTXOEntry.
* [NOD-208] Added blueBlockScore to NewUTXOEntry.
* [NOD-208] Fixed compilation errors in policy, utxoset, and dag tests.
* [NOD-208] Changed validateBlockRewardMaturity and CheckTransactionInputsAndCalulateFee to use blueScore.
* [NOD-208] Changed CalcBlockSubsidy to use blueScore.
* [NOD-208] Changed SequenceLockActive to use blueScore.
* [NOD-208] Removed ExtractCoinbaseHeight.
* [NOD-208] Removed reference to block height in ensureNoDuplicateTx.
* [NOD-208] Changed IsFinalizedTransaction to use blueScore.
* [NOD-208] Fixed merge errors.
* [NOD-208] Made UTXOEntry serialization use blueScore.
* [NOD-208] Changed CalcPriority and calcInputValueAge to use blueScore.
* [NOD-208] Changed calcSequenceLock to use blueScore.
* [NOD-208] Removed blockChainHeight from UTXOEntry.
* [NOD-208] Fixed compilation errors in feeEstimator. Fixed a bug in the test pool hardness.
* [NOD-208] Fixed oldestChainBlockWithBlueScoreGreaterThan not handling an extreme case.
* [NOD-208] Fixed TestDiffFromTx.
* [NOD-208] Got rid of priority and support of free transactions.
* [NOD-208] Fixed TestProcessTransaction.
* [NOD-208] Fixed TestTxFeePrioHeap.
* [NOD-208] Fixed TestAddrIndex and TestFeeEstimatorCfg.
* [NOD-208] Removed unused rateLimit parameter from ProcessTransaction.
* [NOD-208] Fixed tests that rely on CreateTxChain.
* [NOD-208] Fixed tests that rely on CreateSignedTxForSubnetwork.
* [NOD-208] Fixed TestFetchTransaction.
* [NOD-208] Fixed TestHandleNewBlock. Fixed HandleNewBlock erroneously processing fee transactions.
* [NOD-208] Fixed TestTxIndexConnectBlock.
* [NOD-208] Removed the use of Height() from the fee estimator.
* [NOD-208] Removed unused methods from rpcwebsocket.go.
* [NOD-208] Removed Height from util.Block.
* [NOD-208] Removed ErrForkTooOld. It doesn't make sense in a DAG.
* [NOD-208] Made blockHeap use blueScore instead of height.
* [NOD-208] Removed fee estimator.
* [NOD-208] Removed DAG.Height.
* [NOD-208] Made TestAncestorErrors test chainHeight instead of height.
* [NOD-208] Fixed a couple of comments that were still speaking about block height.
* [NOD-208] Replaced all uses of HighestTipHash with SelectedTipHash.
* [NOD-208] Remove blockNode highest and some remaining erroneous uses of height.
* [NOD-208] Fixed a couple of comments. Fixed outPoint -> outpoint merge error.
* [NOD-208] Fixed a couple more comments.
* [NOD-208] Used calcMinRequiredTxRelayFee instead of DefaultMinRelayTxFee for mempool tests.
* [NOD-208] Renamed mempool Config BestHeight to DAGChainHeight.
* [NOD-208] Fixed a bug in oldestChainBlockWithBlueScoreGreaterThan. Made calcSequenceLock use the node's selected parent chain rather than the virtual block's.
* [NOD-208] Removed chainHeight from blockNode String().
Renamed checkpointsByHeight to checkpointsByChainHeight and prevCheckpointHeight to prevCheckpointChainHeight.
Removed reference to chainHeight in blockIndexKey.
Fixed comments in dagio.go.
* [NOD-208] Removed indexers/blocklogger.go, as no one was using it.
* [NOD-208] Made blocklogger.go log blueScore instead of height.
* [NOD-208] Fixed typo.
* [NOD-208] Fixed comments, did minor renaming.
* [NOD-208] Made a "common sense" wrapper around sort.Search.
* [NOD-208] Fixed comment in SearchSlice.
* [NOD-195] Made fee tx implicit
* [NOD-195] Removed redundant checks for fee transactions
* [NOD-195] Add fee tx data into acceptence data and fee data
* [NOD-195] Fix some tests
* [NOD-195] Update Block100000 with new data
* [NOD-195] Fixed remaining tests
* [NOD-195] Save and load feeTx to/from database
* [NOD-195] Remove DisconnectBlock methods from indexers, since they are not used anywhere
* [NOD-195] Add fee tx to addrindex
* [NOD-195] Don't populate inputs for fee transactions
* [NOD-195] Delete feeTxBucket in removeDAGState
* [NOD-195] Got rid of util.FeeTRansactionIndex
* [NOD-172] Port EMCH from bchd
* [NOD-172] Fix hdkeychain.TestErrors and add btcec.TestRecoverCompact
* [NOD-172] Make ECMH immutable
* [NOD-172] Fix gofmt errors
* [NOD-172] Add TestMultiset_NewMultisetFromDataSlice and fix Point to be immutable
* [NOD-172] Fix gofmt errors
* [NOD-172] Add test for checking that the Union of a multiset and its inverse is zero
* [NOD-179] Add ECMH Point to all UTXO-structs
* [NOD-179] Fix utxo set tests
* [NOD-179] Fix mempool tests
* [NOD-179] Remove RemoveTxOuts
* [NOD-179] Move serializeBlockUTXODiffData to the top of the file
* [NOD-179] Fix serializeBlockUTXODiffData comment format
* [NOD-179] Fix AddTx comment and name return values
* [NOD-180] Validate utxo commitments
* [NOD-179] Fix TestAcceptingBlock and TestConfirmations to not use the block hash as phantom break even
* [NOD-180] Fix typo
* [NOD-180] move most of the logic in calcUTXOCommitment to UTXOSet.WithTransactions
* [NOD-180] Optionally return error when a transaction in WithTransactions is double spent
* [NOD-180] Rename allowDoubleSpends to ignoreDoubleSpends
* [NOD-172] Port EMCH from bchd
* [NOD-172] Fix hdkeychain.TestErrors and add btcec.TestRecoverCompact
* [NOD-172] Make ECMH immutable
* [NOD-172] Fix gofmt errors
* [NOD-172] Add TestMultiset_NewMultisetFromDataSlice and fix Point to be immutable
* [NOD-172] Fix gofmt errors
* [NOD-172] Add test for checking that the Union of a multiset and its inverse is zero
* [NOD-179] Add ECMH Point to all UTXO-structs
* [NOD-179] Fix utxo set tests
* [NOD-179] Fix mempool tests
* [NOD-179] Remove RemoveTxOuts
* [NOD-179] Move serializeBlockUTXODiffData to the top of the file
* [NOD-179] Fix serializeBlockUTXODiffData comment format
* [NOD-179] Fix AddTx comment and name return values
* [NOD-177] Removed references to idMerkleRoot.
* [NOD-177] Generated new genesis hashes.
* [NOD-177] Generated new blk_ blocks.
* [NOD-177] Fixed TestHaveBlock.
* [NOD-177] Fixed The rest of the tests.
* [NOD-177] Fixed a couple of comments and a duplicate test.
* [NOD-177] Fixed blocks1-256.bz2.
* [NOD-164] Added validation routine
* [NOD-167] Extracted acceptedIDMerkleRoot calculation to its own method and implemented NextAcceptedIDMerkleRoot.
* [NOD-164] Fixed TestValidateFeeTransaction.
* [NOD-164] Fixed TestFinality.
* [NOD-164] Fixed blk_ tests.
* [NOD-164] Fixed if -> iff in a comment.
* [NOD-164] Minor style changes in comments.
* [NOD-164] Moved validateAcceptedIDMerkleRoot to before its population with the block's own transactions.
Replaced heavy call to verifyAndBuildUTXO in NextBlockFeeTransaction and NextAcceptedIDMerkleRoot with a call to pastUTXO on the virtual.
* [NOD-164] Fixed erroneous comment.
* [NOD-164] Inserted the logic from buildAndSortAcceptedTxs into calculateAcceptedIDMerkleRoot, since the former was meaningless on its own.
* [NOD-164] Changed looping over txsAcceptanceData instead of over node.blues.
* [NOD-142] Updated util.FastLog2Floor to work on uint64
* [NOD-142] Convert height and chainHeight to uint64
* [NOD-142] A couple fixes in comments of TestFastLog2Floor
* [NOD-142] Make spendableOutOffset uint64 too
* [NOD-66] Created TX generator
* [NOD-66] Created transaction generator
* [NOD-66] Improved TX generator against double spend. Created genaddr utility. Refactored
* [NOD-66] Save chenges before branch switch
* [NOD-66] Use log package instead of fmt
* [NOD-66] Fixed/restored docker files
* [NOD-66] Changed according to new WithLock/NoLock convention
* [NOD-83] Modify block parents' children only after validation
* [NOD-83] Creating CheckConnectBlockTemplateWithLock with RLock
* [NOD-83] Put updateParentsChildren inside updateParents
* [NOD-83] create updateParentsDiffs function
* [NOD-78] Use transfer some read-only functions from dagLock.Lock to dagLock.RLock
* [NOD-78] Make mining.NewBlockTemplate lock the dag up until the point it calls CheckConnectBlockTemplate
* [NOD-78] Removed locking from functions that are concurrency-safe, and added WithLock version to those that are not
* [NOD-78] Remove unused isLockHeld from CalcNextBlockVersion
* [NOD-78] Renamed UTXORLock/UTXORUnlock to RLock/RUnlock
* [NOD-78] Revesed dagUnlocket to isDagLocked
* [NOD-70] Added GetBlockTemplate method to rpcclient
* [NOD-70] Basic infrastructure for mining simulator
* [NOD-70] Fix txFees in NewBlockTempalte: include value for fee transaction + don't set fee for coinbase = -totalFees.
* [NOD-70] Added capabilities parameter to Client.GetBlockTemplate call
* [NOD-70] Dirty version of mining simulator complete
* [NOD-70] cleaned up mining simulator
* [NOD-70] Added dockerfile to mining simulator
* [NOD-70] Updated base config path of mining simulator to mining_simulator
* [NOD-70] Remove error return from msgblock.AddTransaction - it never returns one
* [NOD-70] Renamed r -> random
* [NOD-70] Move paths initialization of mining simulator to main
* [NOD-70] Cleaned up mining simulator dockerfile
* [NOD-70] Add '--' to tini argument
* [NOD-56] Created devnet
* [NOD-56] Fixed tests
* [NOD-56] Fixed go vet errors
* [NOD-56] Added TestSolveGenesisBlock function
* [NOD-56] Created command line tool for solving genesis blocks
* [NOD-48] Update wire.NewMsgTx to recieve all fields in msgTx
* [NOD-48] Fix all compilation errors resulting from modification of wire.NewMsgTx
* [NOD-48] Calculate payloadHash iff subnetworkID is not native
* [NOD-48] Update all places the instantiate wire.MsgTx to use wire.NewMsgTx
* [NOD-48] Remove 'wire.' calls inside wire package
* [NOD-48] Made newMsgTx with all parameters private, and added a few public functions that take various arguments for all common use-cases
* [NOD-48] Explicitly pass SubnetworkIDNative instead of nil to newMsgTx
* [NOD-48] Remove option to pass nil to newMsgTx
* [NOD-42] Split checkFinalityRules and newFinalityPoint
* [NOD-42] Rename connectToDAG -> addBlock + move anything that is not actually connecting block to DAG out of connectBlock
* [NOD-42] Extract methods from PastUTXO
* [NOD-42] Give names to outputs in verifyAndBuildUTXO and propagate name
changes up the call tree
* [NOD-42] Split loop that creates UTXODiff and updates acceptance data into 2 separate methods
* [NOD-42] Removed from applyUTXOChanges any validation logic, moved in any logic related to updating the DAG and renamed to applyDAGChanges
* [NOD-42] Rename: CheckTransactionInputs -> CheckTransactionInputsAndCalculateFee
* [NOD-42] Revise some comments
* [NOD-42] Removed finalityErr constant - it's not needed
* Multiple chain -> dag corrections in comments
* [NOD-42] Removed redundant declaration of feeData
* [NOD-42] Reworded some comments
* [NOD-42] Rename MultiblockTxsAcceptanceData -> MultiBlockTxsAcceptanceData
* [DEV-378] Added feeAccumulator structures
* [DEV-378] Added logic to create and store fee data when validating a block
* [DEV-378] Renamed feeAccumulator to compactFeeData, and all related entities accordingly
* [DEV-378] Converted MsgTx.TxHash() to pointer to hash and not hash
* [DEV-378] Restructured parameters to buildFeeTransaction and related entities
* [DEV-378] Finished the code that calculates fees for blocks
* [DEV-378] Fix TxIndex after changing the structure of AcceptedTxsData
* [DEV-378] For genesis block: Return empty AcceptedTxsData instead of nil
* [DEV-378] Off-by-one error
* [DEV-378] Length of compactFeeData should be determined by specific method, not
* [DEV-378] Multiple bugfixes in tx fee calculation
* [DEV-378] Calculate fee even if fastAdd, to save feeData
* [DEV-378] use IsEqual instead of == when comparing TxHash
* [DEV-378] txindex: if including block is the new block - don't fetch id from DB
* [DEV-378] Fixed a few typos and made some vars consts
* [DEV-378] Re-organized fee functions, removed redundant functions and constants, and revised a few comments
* [DEV-378] Recovered fmt string changes lost in merge
* [DEV-378] Renamed acceptedTxsData and related types and vars to txsAcceptanceData
* [DEV-378] Some comment fixes
* [DEV-378] Remove redundant .ToString()
* [DEV-376] Changed any instance of %v in format strings with a more specific format token
* [DEV-376] Fixed some more wrong formatting strings + removed redundant
cast
* [DEV-376] Added fmt.Sprintf where it was missing
* [DEV-376] use %s for util.Amount, to invoke .String()
* [DEV-376] Some more fixes in format strings
* [DEV-376] fixed mruinvmap_test to expect the correct behaviour
* [DEV-364] Add fee transactions validation
* [DEV-364] make NextBlockFeeTransactions for creating block templates
* [DEV-364] apply coinbase rules to fee transaction is some cases
* [DEV-364] Add comments
* [DEV-364] put getTXO as separate function
* [DEV-364] Make getParentsFeeData a separate function
* [DEV-364] fix calculateFees
* [DEV-364] force maximum sequence for fee transactions
* [DEV-364] add TestValidateFeeTransactions
* [DEV-364] change fee transaction to be one tx per block rather than one tx for each blue
* [DEV-364] fix tests
* [DEV-364] Use constants instead of inline numbers
* [DEV-361] Create type TxID as alias to daghash.Hash. Use it for transaction IDs
* [DEV-361] Fixed missed renames
* [DEV-361] Removed usage of zeroHash
* [DEV-361] Fixed more missed renames
* [DEV-311] Moved subnetwork storage from directly in DAG to subnetworkStore
* Added gas validation in CheckBlockSanity
* [DEV-311] Add SubnetworkStore to last remaining call for CheckBlockSanity
* [DEV-311] Added subnetworkID to config in TestcheckBlockSanity
* [DEV-311] Moved CheckBlockSanity to be method of BlockDAG, and removed subnetworkStore argument
* [DEV-311] Removed SubnetworkID as parameter to CheckBlockSanity
* [DEV-311] Update gas usage before
* [DEV-311] some chain=>DAG updates in comments
* [DEV-311] Removed remaining dag-specific parameters from checkBlockSanity
* [DEV-343] Made sub-network registry use subNetworkIDs.
* [DEV-343] Removed an unnecessary clone.
* [DEV-343] Renamed buildSubNetworkID to txToSubNetworkID. Broke out of a loop when it was known that no further processing is required. Handled error cases from dbGetNetwork separately from the "not-found" case/
* [DEV-343] Added an error case in GasLimit() for where the sub-network is nil.
* [DEV-343] Fixed return nil instead of err. Used a better way to check whether we should continue checking accepted transactions.
* [DEV-312] Take in account subnetwork's GAS limit, when adding
transactions to block. Try to do that optimally.
* [DEV-312] Fixed GAS overusage calculation
* [DEV-337] Make sure that a transaction that uses more gas than the total allowed for sub-network
* [DEV-337] Moved transaction GAS check to mempool
* [DEV-337] Added Unit test for gas usage in transaction
* [DEV-337] Fixed build
* [DEV-337] Fixed tests stuff
* [DEV-337] Removed TODO comment
* [DEV-312] Take in account subnetwork's GAS limit, when adding
transactions to block. Try to do that optimally.
* [DEV-312] Fixed GAS overusage calculation
* [DEV-312] Prepare to merge with master
* [DEV-312] Fix after merging
* [DEV-308] Enforce tx order in block to be by sub-network ID
* [DEV-308] Use mutable block in TestCheckBlockSanity
* [DEV-308] Fixed comment
* [DEV-308] Fixed TestCheckBlockSanity: use invalid block instead of modifying good block
* [DEV-308] Changed name of block in TestCheckBlockSanity
