49 KiB
Changelog
v1.3.6
FEATURE
- #2012 cmd, core, ethdb: enable Pebble on 32 bits and OpenBSD
- #2063 log: support to disable log rotate by hours
- #2064 log: limit rotateHours in range [0,23]
BUGFIX
- #2058 params: set default hardfork times
IMPROVEMENT
- #2015 cmd, core, eth: change default network from ETH to BSC
- #2036 cmd/jsutils: add 2 tools get validator version and block txs number
- #2037 core/txpool/legacypool: respect nolocals-setting
- #2042 core/systemcontracts: update CommitUrl for keplerUpgrade
- #2043 tests/truffle: adapt changes in bsc-genesis-contracts
- #2051 core/vote: wait some blocks before voting since mining begin
- #2060 cmd/utils: allow HTTPHost and WSHost flags precede
v1.3.5
FEATURE
BUGFIX
- #1964 consensus/parlia: hardfork block can be epoch block
- #1979 fix: upgrade pebble and improve config
- #1980 internal/ethapi: fix null effectiveGasPrice in GetTransactionReceipt
IMPROVEMENT
- #1977 doc: add instructions for starting fullnode with pbss
v1.3.4
BUGFIX
- fix: remove pipecommit in miner
- add a hard fork: Hertzfix
v1.3.3
BUGFIX
- #1986 fix(cmd): check pruneancient when creating db
IMPROVEMENT
- #2000 cmd/utils: exit process if txlookuplimit flag is set
v1.3.2
BUGFIX
- fix: remove sharedPool
IMPROVEMENT
- #2007 consensus/parlia: increase size of snapshot cache in parlia
- #2008 consensus/parlia: recover faster when snapshot of parlia is gone in disk
v1.3.1
FEATURE
- #1881 feat: active pbss
- #1882 cmd/geth: add hbss to pbss convert tool
- #1916 feat: cherry-pick pbss patch commits from eth repo in v1.13.2
- #1939 dependency: go version to 1.20 and some dependencies in go.mod
- #1955 eth, trie/triedb/pathdb: pbss patches
- #1962 cherry pick pbss patches from go-ethereum
BUGFIX
- #1923 consensus/parlia: fix nextForkHash in Extra filed of block header
- #1950 fix: 2 APIs of get receipt related
- #1951 txpool: fix a potential crash issue in shutdown;
- #1963 fix: revert trie commited flag after delete statedb mpt cache
IMPROVEMENT
- #1948 performance: commitTire concurrently
- #1949 code: remove accountTrieCache and storageTrieCache
- #1954 trie: keep trie prefetch during validation phase
v1.3.0
RPC
- internal/ethapi: add debug_getRawReceipts RPC method (#24773)
- node, rpc: add ReadHeaderTimeout config option (#25338)
- rpc: check that "version" is "2.0" in request objects (#25570)
- rpc: support injecting HTTP headers through context (#26023)
- rpc: websocket should respect the "HTTP_PROXY" by default (#27264)
- rpc: change BlockNumber constant values to match ethclient (#27219)
- eth: make debug_StorageRangeAt take a block hash or number (#27328)
- eth,core: add api debug_getTrieFlushInterval (#27303)
- rpc: add limit for batch request items and response size (#26681)
- core/types: support yParity field in JSON transactions (#27744)
- eth/filters: send rpctransactions in pending-subscription (#26126)
Flag
- cmd/geth: rename --whitelist to --eth.requiredblocks (#24505)
- cmd: migrate to urfave/cli/v2 (#24751)
- cmd/utils: print warning when --metrics.port set without --metrics.ad…
- cmd/devp2p: add --extaddr flag (#26312)
- core,eth: adddebug_setTrieFlushInterval to change trie flush frequ
- miner, cmd, eth: require explicit etherbase address (#26413)
- cmd/geth: Add[--log.format] cli param (#27001)
- cmd/geth: rename --vmodule to --log.vmodule (#27071)
- params, trie: add verkle fork management + upgrade go-verkle (#27464)
GraphQL
- graphql: fee history fields (#24452)
- graphql: add rawReceipt field to transaction type (#24738)
- graphql: add raw fields to block and tx (#24816)
- graphql: return correct logs for tx (#25612)
- graphql: add query timeout (#26116)
- graphql, node, rpc: improve HTTP write timeout handling (#25457)
- graphql: implement withdrawals (EIP-4895) (#27072)
Client
- ethclient: add CallContractAtHash (#24355)
- ethclient: add PeerCount method (#24849)
- ethereum, ethclient: add FeeHistory support (#25403)
- eth/filters, ethclient/gethclient: add fullTx option to pending tx fi…
- ethclient: include withdrawals in ethclient block responses (#26778)
Tracer
- eth/tracers/js: drop duktape engine (#24934)
- eth/tracers: add support for block overrides in debug_traceCall (#24871)
- eth/tracers: add onlyTopCall option to callTracer (#25430)
- eth/tracers: remove revertReasonTracer, add revert reason to callTracer
- eth/tracers: add diffMode to prestateTracer (#25422)
- eth/tracers: add multiplexing tracer (#26086)
- core/vm: set tracer-observable value of a delegatecall to match parent
value
- eth/tracers: add native flatCallTracer (aka parity style tracer) (#26…
- eth/tracers/native: set created address to nil in case of failure (#2…
- eth/tracers: report correct gasLimit in call tracers (#27029)
- eth/tracers: addtxHashfield on txTraceResult (#27183)
- eth/tracers: add ReturnData in the tracer's response (#27704)
Command
- cmd/geth: inspect snapshot dangling storage (#24643)
- core/state/snapshot: detect and clean up dangling storage snapshot in generation
- internal/ethapi: add db operations to api (#24739)
- cmd/geth: adddb check-state-contentto verify integrity of trie nodes (#24840)
- ethdb/remotedb, cmd: add support for remote (readonly) databases
- cmd/abigen: accept combined-json via stdin (#24960)
- cmd/geth: extend traverseRawState command (#24954)
- cmd/geth, core/state/snapshot: rework journal loading, implement account-check (#24765)
- cmd/geth: add a verkle subcommand (#25718)
- cmd/geth, cmd/utils: geth attach with custom headers (#25829)
- core/rawdb: refactor db inspector for extending multiple ancient storage
- cmd/clef: addlist-accountsandlist-walletsto CLI (#26080)
- cmd/clef: add importraw feature to clef (#26058)
- cmd/devp2p: add more nodekey commands (#26129)
- internal/web3ext: fix eth_call stateOverrides in console (#26265)
- cmd/evm: add blocktest subcommand to evm (#26526)
HardFork
- params: define cancun and prague as timestamp based forks (#26481)
- all: tie timestamp based forks to the passage of London (#27279)
Shanghai
- core/vm: implement EIP-3855: PUSH0 instruction (#24039)
- core: implement EIP-3651, warm coinbase (#25819)
- core/vm: implement EIP-3860: Limit and meter initcode (#23847)
- all: implement withdrawals (EIP-4895) (#26484)
CanCun (almost ready)
- all: implement EIP-1153 transient storage (#26003)
- core: 4844 opcode and precompile (#27356)
- core/vm: implement EIP-5656, mcopy instruction (#26181)
- core/state, core/vm: implement EIP 6780 (#27189)
New Feature
P2P
Build
Improvement
- all: use 'embed' instead of go-bindata (#24744)
- all: move genesis initialization to blockchain (#25523)
Clear Up
- common/compiler, cmd/abigen: remove solc/vyper compiler integration
- all: remove concept of public/private API definitions (#25053)
- cmd/geth: drop geth js command (#25000)
- core/genesis: remove calaverasAllocData (#25516)
- node: drop support for static & trusted node list files (#25610)
- core: drop legacy receipt types (#26225)
- cmd/puppeth: remove puppeth
- cmd, eth, node: deprecate personal namespace (#26390)
- accounts, build, mobile: remove Andriod and iOS support
- params: remove EIP150Hash from chainconfig (#27087)
- all: remove notion of trusted checkpoints in the post-merge world (#2…
- all: remove ethash pow, only retain shims needed for consensus and te
- cmd, core, eth, graphql, trie: no persisted clean trie cache file (#2…
- les: remove obsolete code related to PoW header syncing (#27737)
- remove diffsync
Others
- accounts/usbwallet: support Ledger Nano S Plus and FTS (#25933)
- accounts/scwallet: fix keycard data signing error (#25331)
- core/state: replace fastcache code cache with gc-friendly structure (…
- internal/debug: add --log.file option (#26149)
- ci: disable coverage reporting in appveyor and travis
- all: change chain head markers from block to header (#26777)
- core, miner: revert block gas counter in case of invalid transaction
- accounts/usbwallet: mitigate ledger app chunking issue (#26773)
- signer/core: accept all solidity primitive types for EIP-712 signing
- cmd/geth: enable log rotation (#26843)
- internal/ethapi: make EstimateGas use[latest] block by default (#24363)
- miner: suspend miner if node is syncing (#27218)
- all: move main transaction pool into a subpool (#27463)
- core/txpool/blobpool: 4844 blob transaction pool (#26940)
- eth: send big transactions by announce/retrieve only (#27618)
- core/rawdb: support freezer batch read with no size limit (#27687)
- disable pipeCommit, break now
v1.2.12
FEATURE
- #1852 discov: add hardcoded bootnodes
BUGFIX
- #1844 crypto: Update BLST to v0.3.11
- #1854 fetcher: no import blocks before or equal to the finalized height
- #1855 eth/tracers: trace system tx should add intrinsicGas
IMPROVEMENT
v1.2.11
FEATURE
- #1797 client: add FinalizedHeader/Block to use the fast finality
- #1805 vote: remove DisableBscProtocol and add flag to skip votes assmebling
BUGFIX
- #1829 fix: lagging nodes failed to sync
v1.2.10
FEATURE
- #1780 log: reduce logs when receiving too much votes from a peer
- #1788 metrics: add txpool config into metrics server
- #1789 rpc: add GetFinalizedHeader/Block to simplify using the fast finality feature
- #1791 finality: add more check to ensure result of assembleVoteAttestation
- #1795 tool: add a tool extradump to parse extra data after luban
BUGFIX
- #1773 discov: do not filter out bootnodes
- #1778 vote: backup validator sync votes from corresponding mining validator
- #1784 fix: exclude same votes when doing malicious voting check
v1.2.9
FEATURE
- #1775 upgrade: several hardfork block height on mainnet: Plato, Hertz(Berlin, London)
v1.2.8
FEATURE
- #1626 eth/filters, ethclient/gethclient: add fullTx option to pending tx filter
- #1726 feat: support password flag when handling bls keys
BUGFIX
- #1734 fix: avoid to block the chain when failed to send votes
v1.2.7
FEATURE
- #1645 lightclient: fix validator set change
- #1717 feat: support creating a bls keystore from a specified private key
- #1720 metrics: add counter for voting status of whole network
v1.2.6
FEATURE
- #1697 upgrade: block height of Hertz(London&Berlin) on testnet
- #1686 eip3529tests: refactor tests
- #1676 EIP-3529 (BEP-212) Unit tests for Parlia Config
- #1660 feat: add a tool for submitting evidence of maliciousvoting
- #1623 P2P: try to limit the connection number per IP address
- #1608 feature: Enable Berlin EIPs
- #1597 feature: add malicious vote monitor
- #1422 core: port several London EIPs on BSC
IMPROVEMENT
- #1662 consensus, core/rawdb, miner: downgrade logs
- #1654 config: use default fork config if not specified in config.toml
- #1642 readme: update the disk requirement to 2.5TB
- #1621 upgrade: avoid to modify RialtoGenesisHash when testing in rialtoNet
BUGFIX
- #1682 fix: set the signer of parlia to the most permissive one
- #1681 fix: not double GasLimit of block upon London upgrade
- #1679 fix: check integer overflow when decode crosschain payload
- #1671 fix: voting can only be enabled when mining
- #1663 fix: ungraceful shutdown caused by malicious Vote Monitor
- #1651 fix: remove naturally finality
- #1641 fix: support getFilterChanges after NewFinalizedHeaderFilter
v1.2.5
BUGFIX
- #1675 goleveldb: downgrade the version for performance
v1.2.4
FEATURE
- #1636 upgrade: block height of Luban on mainnet
v1.2.3
FEATURE
IMPROVEMENT
- #866 code: x = append(y) is equivalent to x = y
- #1488 eth/tracers, core/vm: remove
time
from trace output and tracing interface - #1547 fix: recently signed check when slashing unavailable validator
- #1573 feat: remove supports for legacy proof type
- #1576 fix: support golang 1.20 by upgrading prysm to v4
- #1578 fix: output an error log when bsc extension fail to handshake
- #1583 metrics: add a counter for validator to check work status of voting
BUGFIX
- #1566 fix: config for VoteJournalDir and BLSWalletDir
- #1572 fix: remove dynamic metric labels about fast finality
- #1575 fix: make BLST PORTABLE for release binary
- #1590 fix: fix snap flaky tests
v1.2.2
It was skipped by a mistake, replaced by v1.2.3
v1.2.1
IMPROVEMENT
- #1527 log: revert a log back to trace level
v1.2.0
FEATURE
- #936 BEP-126: Introduce Fast Finality Mechanism
- #1325 genesis: add BEP174 changes to relayer contract
- #1357 Integration API for EIP-4337 bundler with an L2 validator/sequencer
- #1463 BEP-221: implement cometBFT light block validation
- #1493 bep: update the bytecode of luban fork after the contract release
IMPROVEMENT
- #1486 feature: remove diff protocol registration
- #1434 fix: improvements after testing fast finality
BUGFIX
- #1430 docker: upgrade alpine version & remove apks version
- #1458 cmd/faucet: clear reqs list when reorg to lower nonce
- #1484 fix: a deadlock caused by bsc protocol handeshake timeout
v1.1.23
BUGFIX
- #1464 fix: panic on using WaitGroup after it is freed
v1.1.22
FEATURE
- #1361 cmd/faucet: merge ipfaucet2 branch to develop
IMPROVEMENT
- #1412 fix: init-network with config.toml without setting TimeFormat
- #1401 log: support custom time format configuration
- #1382 consnesus/parlia: abort sealing when block in the same height has updated
- #1383 miner: no need to broadcast sidechain header mined by this validator
BUGFIX
- #1379 UT: fix some flaky tests
- #1403 Makefile: fix devtools install error
- #1381 fix: snapshot generation issue after chain reinit from a freezer
v1.1.21
FEATURE
- #1389 upgrade: update the fork height of planck upgrade on mainnet
BUGFIX
- #1354 fix: add some boundary check for security
- #1373 tracer: enable withLog for TraceCall
- #1377 miner: add fallthrough for switch cases
v1.1.20
FEATURE
- #1322 cmd/utils/flags.go: --diffsync flag is deprecate
- #1261 tracer: port call tracer
withLog
to bsc
IMPROVEMENT
- #1337 clean: Remove support for Ethereum testnet
- #1347 upgrade: update the fork height of planck upgrade on testnet
- #1343 upgrade: update system contracts' code of planck upgrade
- #1328 upgrade: update system contracts' code of testnet
- #1162 consensus: fix slash bug when validator set changing
- #1344 consensus: fix delete the 1st validator from snapshot.recents list
- #1149 feats: add ics23 proof support for cross chain packages
- #1333 sec: add proof ops check and key checker
BUGFIX
- #1348 core/txpool: implement additional DoS defenses
v1.1.19
FEATURE
- #1199 mointor: implement double sign monitor
IMPROVEMENT
- #1226 eth, trie: sync with upstream v1.10.26 to solve snap sync issues
- #1212 metrics: add miner info into metrics server
- #1240 Add NewBatchWithSize API for db and use this API for BloomIndexer.Commit()
- #1254 ci: update unmaintained tools to use maintained tools
- #1256 ci: disable CGO_ENABLED when building binary
- #1274 dep: bump the version of several important library
- #1294 parlia : add a check for the length of extraData.
- #1298 dep: update tendermint to v0.31.14
Document
- #1233 doc: update readme
- #1245 comments: add comments to clarify flags and byte codes
- #1266 docs: update the readme to latest
- #1267 docs: minor fix about the readme
- #1287 docs: minor fix on geth links
BUGFIX
- #1233 doc: update readme
- #1253 fix comments: prune ancient compatibility, add prune ancient comments
- #1301 fix: p2p sync with lagging peer
- #1302 fix: eth fetcher re-queue issue
v1.1.18
IMPROVEMENT
- #1209 metrics: add build info into metrics server
- #1204 worker: NewTxsEvent and triePrefetch reuse in mining task
- #1195 hardfork: update Gibbs fork height and system contract code
- #1192 all: sync with upstream v1.10.22
- #1186 worker: improvement of the current block generation logic to get more rewards
- #1184 worker: remove pre-seal empty block
- #1182 Parlia: Some updates of the miner worker
- #1181 all: sync with upstream v1.10.21
- #1177 core/forkid: refactor nextForkHash function
- #1174 worker: some code enhancement on work.go
- #1166 miner: disable enforceTip when get txs from txpool
BUGFIX
v1.1.17
IMPROVEMENT
- #1114 typo: .github fix job name
- #1126 ci: specify bind-tools version
- #1140 p2p: upstream go-ethereum: use errors.Is for error comparison
- #1141 all: prefer new(big.Int) over big.NewInt(0)
- #1159 core: remove redundant func
BUGFIX
- #1138 fix: upstream patches from go-ethereum 1.10.19
- #1139 fix: upstream go-ethereum: fix duplicate fields names in the generted go struct
- #1145 consensus: the newChainHead mights not be imported to Parlia.Snapshot
- #1146 fix: upstream patches from go-ethereum 1.10.20
v1.1.16
- #1121 vm: add two proof verifier to fix the vulnerability in range proof
v1.1.15
- #1109 nanofork: block exploitation accounts and suspend cross chain bridge related precompile contracts
v1.1.14
IMPROVEMENT
BUGFIX
- #1062 test: fix TestOfflineBlockPrune failed randomly
- #1076 bug: pick some patches from go-ethereum on v1.10.18
- #1079 core: fix potential goroutine leak
v1.1.13
FEATURE
IMPROVEMENT
- #952 Improve trie prefetch
- #975 broadcast block before commit block and add metrics
- #992 Pipecommit enable trie prefetcher
- #996 Trie prefetch on state pretch
BUGFIX
- #1053 state: fix offline tool start failed when start with pruneancient
- #1060 consensus: fix the GasLimitBoundDivisor
- #1061 fix: upstream patches from go-ethereum
- #1067 fix:fix potential goroutine leak
- #1068 core trie rlp: patches from go-ethereum
- #1070 txpool: reheap the priced list if london fork not enabled
v1.1.12
FEATURE
IMPROVEMENT
- #816 merge go-ethereum v1.10.15
- #950 code optimizations for state prefetcher
- #972 redesign triePrefetcher to make it thread safe
- #998 update dockerfile with a few enhancement
- #1015 disable noisy logs since system transaction will cause gas capping
BUGFIX
- #932 fix account root was not set correctly when committing mpt during pipeline commit
- #953 correct logic for eip check of NewEVMInterpreter
- #958 define DiscReason as uint8
- #959 update some packages' version
- #983 fix nil pointer issue when stopping mining new block
- #1002 Fix pipecommit active statedb
- #1005 freezer batch compatible offline prunblock command
- #1007 missing contract upgrades and incorrect behavior when miners enable pipecommit
- #1009 resolve the concurrent cache read and write issue for fast node
- #1011 Incorrect merkle root issue when enabling pipecommit with miner
- #1013 tools broken because of writting metadata when open a readyonly db
- #1014 fast node can not recover from force kill or panic
- #1019 memory leak issue with diff protocol
- #1020 remove diffhash patch introduced from separate node
- #1024 verify node is not treated as verify node
v1.1.11
UPGRADE
- #927 add readme for validators about how to enter/exit maintenance
- #942 update the blockNumber of Euler Fork upgrade on BSC Mainnet
v1.1.10
FEATURE
- #885 add Euler Hardfork, including BEP-127 and BEP-131
BUGFIX
- #856 fix logic issue: handlers.removePeer() is called twice
- #860 fix:defer bloomprocessor close
- #877 fix validator pipecommit issue
- #870 fix:Shift panic for zero length of heads
v1.1.9
IMPROVEMENT
- #792 add shared storage for prefetching state data
- #795 implement state verification pipeline in pipecommit
- #803 prefetch state data during the mining process
- #812 skip verification on account storage root to tolerate with fastnode when doing diffsync
- #818 add shared storage to the prefetcher of miner
- #820 disable diffsync when pipecommit is enabled
- #830 change the number of prefetch threads
BUGFIX
- #797 fix race condition on preimage in pipecommit
- #808 fix code of difflayer not assign when new smart contract created
- #817 fix bugs of prune block tool
- #834 fix deadlock when failed to verify state root in pipecommit
- #835 fix deadlock on miner module when failed to commit trie
- #842 fix invalid nil check of statedb in diffsync
v1.1.8
FEATURES
- #668 implement State Verification && Snapshot Commit pipeline
- #581 implement geth native trace
- #543 implement offline block prune tools
IMPROVEMENT
- #704 prefetch state by applying the transactions within one block
- #713 add ARM binaries for release pipeline
BUGFIX
- #667 trie: reject deletions when verifying range proofs #667
- #643 add timeout for stopping p2p server to fix can not gracefully shutdown issue
- #740 update discord link which won't expire
v1.1.7
BUGFIX
- #628 fix state inconsistent when doing diffsync
v1.1.6
BUGFIX
- #582 the DoS vulnerabilities fixed in go-ethereum v1.10.9
IMPROVEMENT
- #578 reduce memory allocation and upgrade snappy version
FEATURES
- #570 reannounce local pending transactions
v1.1.5
BUGFIX
- #509 fix graceful shutdown bug
IMPROVEMENT
- #536 get diff accounts by replaying block when diff layer not found
- #527 improve diffsync protocol in many aspects
- #493 implement fast getDiffAccountsWithScope API
v1.1.4
Improvement
BUGFIX
- #491 fix prefetcher related bugs
FEATURES
- #480 implement bep 95
v1.1.3
Improvement
- #456 git-flow support lint, unit test, and integration test
- #449 cache bitmap and change the cache type of GetCode
- #454 fix cache key do not have hash func
- #446 parallel bloom calculation
- #442 ignore empty tx in GetDiffAccountsWithScope
- #426 add block proccess backoff time when validator is not in turn and received in turn block
- #398 ci pipeline for release page
BUGFIX
- #446 fix concurrent write of subfetcher
- #444 fix blockhash not correct for the logs of system tx receipt
- #409 fix nil point in downloader
- #408 core/state/snapshot: fix typo
FEATURES
- #431 Export get diff accounts in block api
- #412 add extension in eth protocol handshake to disable tx broadcast
- #376 implement diff sync
v1.1.2
Security
- #379 A pre-announced hotfix release to patch a vulnerability in the EVM (CVE-2021-39137).
v1.1.1
IMPROVEMENT
- #355 miner should propose block on a proper fork
BUGFIX
- #350 flag: fix TriesInmemory specified but not work
- #358 miner: fix null pending block
- #360 pruner: fix state bloom sync permission in Windows
- #366 fix double close channel of subfetcher
v1.1.1-beta
- #333 improve block fetcher efficiency
- #326 eth/tracers: improve tracing performance
- #257 performance improvement in many aspects
v1.1.0
v1.1.0-beta
- #152 upgrade to go-ethereum 1.10.3
v1.0.7-hf.2
BUGFIX
- #194 bump btcd to v0.20.1-beta
v1.0.7-hf.1
BUGFIX
v1.0.7
- #120 add health check endpoint
- #116 validator only write database state when enough distance
- #115 add batch query methods
- #112 apply max commit tx time for miner worker to avoid empty block
- #101 apply block number limit for the
eth_getLogs
api - #99 enable directbroadcast flag to decrease the block propagation time
- #90 add tini in docker image
- #84 add jq in docker image
v1.0.6
- #68 apply mirror sync upgrade on mainnet
v1.0.5
SECURITY
- #63 security patches from go-ethereum
- #54 les: fix GetProofsV2 that could potentially cause a panic.
FEATURES
IMPROVEMENT
BUGFIX
- #59 fix potential deadlock of pub/sub module
v1.0.4
IMPROVEMENT
- #35 use fixed gas price when network is idle
- #38 disable noisy log from consensus engine
- #47 upgrade to golang1.15.5
- #49 Create pull request template for all developer to follow
v1.0.3
IMPROVEMENT
- #36 add max gas allwance calculation
v1.0.2
IMPROVEMENT
- #29 eth/tracers: revert reason in call_tracer + error for failed internal…
v1.0.1-beta
IMPROVEMENT
- #22 resolve best practice advice
FEATURES
- #23 enforce backoff time for out-turn validator
BUGFIX
- #25 minor fix for ramanujan upgrade
UPGRADE
- #26 update chapel network config for ramanujan fork
v1.0.0-beta.0
FEATURES
- #5 enable bep2e tokens for faucet
- #14 add cross chain contract to system contract
- #15 Allow liveness slash fail
IMPROVEMENT
- #11 remove redundant gaslimit check
BUGFIX