chore(release): 0.5.0 [skip ci]

# [0.5.0](v0.4.1...v0.5.0) (2021-12-06)

### Bug Fixes

* **babe:** Fix extrinsic format in block. ([ChainSafe#1530](https://github.com/timwu20/gossamer/issues/1530)) ([1a03b2a](1a03b2a))
* **ci:** add missing go-version matrix to fix development branch CI ([ChainSafe#2037](https://github.com/timwu20/gossamer/issues/2037)) ([6babe76](6babe76))
* **cmd/cfg:** Use  Babe Lead value from toml config ([ChainSafe#2032](https://github.com/timwu20/gossamer/issues/2032)) ([06aa3e3](06aa3e3))
* confirm block import notifier is closed properly ([ChainSafe#1736](https://github.com/timwu20/gossamer/issues/1736)) ([ad2d85e](ad2d85e))
* **docs:** improve build-spec usage docs ([ChainSafe#1706](https://github.com/timwu20/gossamer/issues/1706)) ([2e164b4](2e164b4))
* **dot/core:** Add only extrinsic during chain reorg. ([ChainSafe#1609](https://github.com/timwu20/gossamer/issues/1609)) ([29413d4](29413d4))
* **dot/core:** Batch process transaction message. ([ChainSafe#1780](https://github.com/timwu20/gossamer/issues/1780)) ([0064836](0064836))
* **dot/core:** check transaction Validity.Propagate field to determine whether to propagate tx ([ChainSafe#1643](https://github.com/timwu20/gossamer/issues/1643)) ([81f23cc](81f23cc))
* **dot/core:** Fix handle transaction message test. ([ChainSafe#1607](https://github.com/timwu20/gossamer/issues/1607)) ([58b8725](58b8725))
* **dot/network, lib/grandpa:** fix handshake decoding and grandpa message handler sigabort ([ChainSafe#1631](https://github.com/timwu20/gossamer/issues/1631)) ([887f72c](887f72c))
* **dot/network, lib/grandpa:** fix node sync, improve devnet finality ([bcc7935](bcc7935))
* **dot/network:** add nil checks in connManager ([ChainSafe#2069](https://github.com/timwu20/gossamer/issues/2069)) ([7f9c042](7f9c042))
* **dot/network:** Check for size when decoding leb128. ([ChainSafe#1634](https://github.com/timwu20/gossamer/issues/1634)) ([d082b9e](d082b9e))
* **dot/network:** check if peer supports protocol ([ChainSafe#1617](https://github.com/timwu20/gossamer/issues/1617)) ([6bf66a4](6bf66a4))
* **dot/network:** decrease DHT find peers interval for gssmr nodes ([ChainSafe#1703](https://github.com/timwu20/gossamer/issues/1703)) ([08516a0](08516a0))
* **dot/network:** fix bugs in notifications protocol handlers; add metrics for inbound/outbound streams ([ChainSafe#2010](https://github.com/timwu20/gossamer/issues/2010)) ([8c2993d](8c2993d))
* **dot/network:** fix dht connection on discovery on devnet ([ChainSafe#2059](https://github.com/timwu20/gossamer/issues/2059)) ([da065b8](da065b8))
* **dot/network:** fix discovery between gossamer nodes ([ChainSafe#1594](https://github.com/timwu20/gossamer/issues/1594)) ([f4c79d3](f4c79d3))
* **dot/network:** fix memory allocations with `sizedBufferPool` ([ChainSafe#1963](https://github.com/timwu20/gossamer/issues/1963)) ([e0b126b](e0b126b))
* **dot/network:** Fix missing digest in header ([ChainSafe#2092](https://github.com/timwu20/gossamer/issues/2092)) ([21ea85e](21ea85e))
* **dot/network:** Fix notification handshake and reuse stream. ([ChainSafe#1545](https://github.com/timwu20/gossamer/issues/1545)) ([a632dc4](a632dc4))
* **dot/network:** fix stream manager tests ([ChainSafe#1683](https://github.com/timwu20/gossamer/issues/1683)) ([e02eca4](e02eca4))
* **dot/network:** implement a handshake timeout ([ChainSafe#1615](https://github.com/timwu20/gossamer/issues/1615)) ([87c2f63](87c2f63))
* **dot/network:** Implement time based handle transaction ([ChainSafe#1942](https://github.com/timwu20/gossamer/issues/1942)) ([dd08424](dd08424))
* **dot/network:** move low reputation peer removal from network ConnManager to peer scoring logic (dot/peerstate) ([ChainSafe#2068](https://github.com/timwu20/gossamer/issues/2068)) ([ac16285](ac16285)), closes [ChainSafe#2039](https://github.com/timwu20/gossamer/issues/2039)
* **dot/network:** Return on EOF error while reading stream. ([ChainSafe#1733](https://github.com/timwu20/gossamer/issues/1733)) ([f447eac](f447eac))
* **dot/network:** split stored streams and handshakeData into inbound and outbound ([ChainSafe#1553](https://github.com/timwu20/gossamer/issues/1553)) ([637050b](637050b))
* **dot/node:** Start websocket server only with `--ws` flag ([ChainSafe#1671](https://github.com/timwu20/gossamer/issues/1671)) ([6ecef3b](6ecef3b))
* **dot/state, lib/babe, lib/trie:** improve syncing between gossamer authority nodes ([ChainSafe#1613](https://github.com/timwu20/gossamer/issues/1613)) ([ca99fbf](ca99fbf))
* **dot/state, lib/grandpa:** update justification and SignedVote handling in database ([ChainSafe#1682](https://github.com/timwu20/gossamer/issues/1682)) ([bbdcd6f](bbdcd6f))
* **dot/state:** add StorageState Lock/Unlock API for usage by babe and sync  ([ChainSafe#1700](https://github.com/timwu20/gossamer/issues/1700)) ([3c22ace](3c22ace))
* **dot/state:** fix deadlock, fixes bootstrap syncing ([ChainSafe#1959](https://github.com/timwu20/gossamer/issues/1959)) ([dd80c09](dd80c09))
* **dot/state:** track runtime per-block, fix runtime upgrades differing between forks ([ChainSafe#1638](https://github.com/timwu20/gossamer/issues/1638)) ([e133884](e133884))
* **dot/state:** update `*state.BlockState.AddBlockToBlockTree` to store block in `unfinalisedBlocksMap` ([ChainSafe#2006](https://github.com/timwu20/gossamer/issues/2006)) ([55d997f](55d997f))
* **dot/sync:** add nil header checks ([ChainSafe#2099](https://github.com/timwu20/gossamer/issues/2099)) ([a7d4be0](a7d4be0))
* **dot/sync:** fix block request and response logic ([ChainSafe#1907](https://github.com/timwu20/gossamer/issues/1907)) ([9c6283e](9c6283e))
* **dot/sync:** fix creating block response, fixes node sync between gossamer nodes ([ChainSafe#1572](https://github.com/timwu20/gossamer/issues/1572)) ([1328c80](1328c80))
* **dot/telemetry:** refactor telemetry to reduce CPU usage ([ChainSafe#1597](https://github.com/timwu20/gossamer/issues/1597)) ([bc31ac7](bc31ac7))
* **dot/types:** *types.Body to be of type []types.Extrinsic ([ChainSafe#1807](https://github.com/timwu20/gossamer/issues/1807)) ([4c09715](4c09715))
* **dot/types:** fix max value for digest ([ChainSafe#1687](https://github.com/timwu20/gossamer/issues/1687)) ([48405e7](48405e7))
* **dot:** fix `TestNewNode` ([ChainSafe#2070](https://github.com/timwu20/gossamer/issues/2070)) ([42908d0](42908d0))
* fix Kusama sync; add storageState lock in core.HandleTransactionMessage ([ChainSafe#1783](https://github.com/timwu20/gossamer/issues/1783)) ([1d688e4](1d688e4))
* **lib/babe, lib/runtime/wasmer:** fixes for v0.9.8+ runtime ([ChainSafe#2075](https://github.com/timwu20/gossamer/issues/2075)) ([2f9f80c](2f9f80c))
* **lib/babe:** add `--babe-lead` flag, update epoch handling logic ([ChainSafe#1895](https://github.com/timwu20/gossamer/issues/1895)) ([7abcce6](7abcce6))
* **lib/babe:** add pre-runtime digest before calling initialize_block ([ChainSafe#1581](https://github.com/timwu20/gossamer/issues/1581)) ([c1b26d3](c1b26d3))
* **lib/babe:** always use 2/3 of slot to produce block, re-add potentially valid txs to queue ([ChainSafe#1679](https://github.com/timwu20/gossamer/issues/1679)) ([cf93ad3](cf93ad3))
* **lib/babe:** call AddBlock in BABE synchronously ([ChainSafe#1585](https://github.com/timwu20/gossamer/issues/1585)) ([86acc43](86acc43))
* **lib/babe:** fix BABE state storing after building block ([ChainSafe#1536](https://github.com/timwu20/gossamer/issues/1536)) ([1a3dea2](1a3dea2))
* **lib/babe:** fix err log ([ChainSafe#1801](https://github.com/timwu20/gossamer/issues/1801)) ([a96f06a](a96f06a))
* **lib/babe:** fix setting first slot of network, fix loading BABE epoch params ([ChainSafe#1640](https://github.com/timwu20/gossamer/issues/1640)) ([5c3dbfe](5c3dbfe))
* **lib/babe:** fix timing for transition between epochs ([ChainSafe#1636](https://github.com/timwu20/gossamer/issues/1636)) ([57027db](57027db))
* **lib/blocktree:** fix blocktree bug  ([ChainSafe#2060](https://github.com/timwu20/gossamer/issues/2060)) ([c17b53a](c17b53a))
* **lib/blocktree:** fix potential nil pointer dereference in `HighestCommonAncestor`, core `handleBlocksAsync` ([ChainSafe#1993](https://github.com/timwu20/gossamer/issues/1993)) ([f7f4463](f7f4463))
* **lib/blocktree:** fix setting leaves after blocktree pruning ([ChainSafe#1605](https://github.com/timwu20/gossamer/issues/1605)) ([58c0854](58c0854))
* **lib/blocktree:** removes the inconsistency to choose a deepest leaf ([ChainSafe#2094](https://github.com/timwu20/gossamer/issues/2094)) ([43d68e3](43d68e3))
* **lib/genesis:** Update missing and incorrect fields in genesis file. ([ChainSafe#1681](https://github.com/timwu20/gossamer/issues/1681)) ([8207704](8207704))
* **lib/grandpa:** fix grandpa stall and various bugs ([ChainSafe#1708](https://github.com/timwu20/gossamer/issues/1708)) ([67c93f4](67c93f4))
* **lib/grandpa:** fix grandpa vote message switch ([ChainSafe#2095](https://github.com/timwu20/gossamer/issues/2095)) ([461890c](461890c))
* **lib/grandpa:** fix threshold checking to be strictly greater than 2/3 ([ChainSafe#1891](https://github.com/timwu20/gossamer/issues/1891)) ([66ffe51](66ffe51))
* **lib/grandpa:** use `defaultGrandpaInterval` if not set, fixes error on startup ([ChainSafe#1982](https://github.com/timwu20/gossamer/issues/1982)) ([75627b5](75627b5))
* **lib/runtime/life:** remove import C from life ([ChainSafe#1923](https://github.com/timwu20/gossamer/issues/1923)) ([ed507d2](ed507d2))
* **lib/runtime:** update HOST_API_TEST_RUNTIME_URL to reference specific commit ([ChainSafe#1885](https://github.com/timwu20/gossamer/issues/1885)) ([666ed06](666ed06))
* **log-levels:** do not ignore configuration file log levels ([ChainSafe#2016](https://github.com/timwu20/gossamer/issues/2016)) ([80879b2](80879b2))
* pending bubble hidden after block included ([ChainSafe#1592](https://github.com/timwu20/gossamer/issues/1592)) ([5826322](5826322))
* persist node name ([ChainSafe#1543](https://github.com/timwu20/gossamer/issues/1543)) ([88b88f2](88b88f2))
* **pprof:** only run pprof service if enabled  ([ChainSafe#2073](https://github.com/timwu20/gossamer/issues/2073)) ([55669c5](55669c5))
* **release:** Trigger release when pushed to main branch. ([ChainSafe#1566](https://github.com/timwu20/gossamer/issues/1566)) ([d445c97](d445c97))
* **rpc/subscription:** subscribe runtime version notify when version changes ([ChainSafe#1686](https://github.com/timwu20/gossamer/issues/1686)) ([9a76d39](9a76d39))
* Staging CI workflow ([ChainSafe#2034](https://github.com/timwu20/gossamer/issues/2034)) ([84ec792](84ec792))
* **trie:** memory leak fix in `lib/trie` ([ChainSafe#2009](https://github.com/timwu20/gossamer/issues/2009)) ([0ad5eb7](0ad5eb7))
* update deprecated package ([ChainSafe#1603](https://github.com/timwu20/gossamer/issues/1603)) ([f195204](f195204))
* update go-schnorrkel version ([ChainSafe#1557](https://github.com/timwu20/gossamer/issues/1557)) ([b86c7ff](b86c7ff))
* update gssmr genesis to use pallet_babe::SameAuthoritiesForever ([ChainSafe#1696](https://github.com/timwu20/gossamer/issues/1696)) ([fb0a751](fb0a751))
* update HOST_API_TEST_RUNTIME_URL ([ChainSafe#1898](https://github.com/timwu20/gossamer/issues/1898)) ([2ef59a8](2ef59a8))
* **utils:** create a specific folder for database ([ChainSafe#1598](https://github.com/timwu20/gossamer/issues/1598)) ([8c67795](8c67795))

### Features

* add --chain dev option ([ChainSafe#1561](https://github.com/timwu20/gossamer/issues/1561)) ([04a2969](04a2969))
* Add properties and chainId on build-spec command ([ChainSafe#1520](https://github.com/timwu20/gossamer/issues/1520)) ([b18290c](b18290c))
* **cmd/gossamer:** implement --telemetry-url parameter ([ChainSafe#1890](https://github.com/timwu20/gossamer/issues/1890)) ([b202e89](b202e89)), closes [ChainSafe#1502](https://github.com/timwu20/gossamer/issues/1502)
* **cmd:** implement offline pruning of state trie ([ChainSafe#1564](https://github.com/timwu20/gossamer/issues/1564)) ([af9c925](af9c925))
* **devnet:** Local Gossamer Devnet ([ChainSafe#2008](https://github.com/timwu20/gossamer/issues/2008)) ([a520001](a520001))
* **dot/network, lib/grandpa:** request justification on receiving NeighbourMessage, verify justification on receipt ([ChainSafe#1529](https://github.com/timwu20/gossamer/issues/1529)) ([e1f9f42](e1f9f42))
* **dot/network:** add propagate return bool to messageHandler func type to determine whether to propagate message or not ([ChainSafe#1555](https://github.com/timwu20/gossamer/issues/1555)) ([0d6f488](0d6f488))
* **dot/network:** implement streamManager to cleanup not recently used streams ([ChainSafe#1611](https://github.com/timwu20/gossamer/issues/1611)) ([ba861bf](ba861bf))
* **dot/peerset:** Implement peer scoring ([ChainSafe#1791](https://github.com/timwu20/gossamer/issues/1791)) ([1c989ad](1c989ad))
* **dot/rpc/modules:** add `system_addReservedPeer` and `system_removeReservedPeer` RPC call ([ChainSafe#1712](https://github.com/timwu20/gossamer/issues/1712)) ([dba5922](dba5922))
* **dot/rpc:** Add `system_localListenAddresses` RPC call ([ChainSafe#1689](https://github.com/timwu20/gossamer/issues/1689)) ([c981d2e](c981d2e))
* **dot/rpc:** Implement `childstate_getKeys` rpc call ([ChainSafe#1800](https://github.com/timwu20/gossamer/issues/1800)) ([9b2f41e](9b2f41e))
* **dot/rpc:** implement sync_state_genSyncSpec RPC call  ([ChainSafe#1827](https://github.com/timwu20/gossamer/issues/1827)) ([2186caf](2186caf))
* **dot/state:** implement online pruning of historical state tries ([ChainSafe#1596](https://github.com/timwu20/gossamer/issues/1596)) ([3eb9399](3eb9399))
* **dot/sync:** implement codeSubstitutes ([ChainSafe#1635](https://github.com/timwu20/gossamer/issues/1635)) ([d87aaeb](d87aaeb))
* **dot/telemetry:** Added connection retry ([ChainSafe#1904](https://github.com/timwu20/gossamer/issues/1904)) ([579a791](579a791))
* **dot/telemetry:** Added more telemetry messages in grandpa client ([ChainSafe#2043](https://github.com/timwu20/gossamer/issues/2043)) ([2e57d15](2e57d15)), closes [ChainSafe#1841](https://github.com/timwu20/gossamer/issues/1841) [ChainSafe#1842](https://github.com/timwu20/gossamer/issues/1842)
* **dot/telemetry:** implement notify.finalized telemetry interface ([ChainSafe#1877](https://github.com/timwu20/gossamer/issues/1877)) ([de1a60d](de1a60d))
* **dot/telemetry:** implement substrate_number_leaves metrics ([ChainSafe#1926](https://github.com/timwu20/gossamer/issues/1926)) ([69823c0](69823c0))
* **dot/telemetry:** implement telemetry message network_state ([ChainSafe#1618](https://github.com/timwu20/gossamer/issues/1618)) ([a81844e](a81844e))
* **flags:** read log levels from flags ([ChainSafe#1953](https://github.com/timwu20/gossamer/issues/1953)) ([9694e46](9694e46))
* implement ext_default_child_storage_storage_kill_version_2 ([ChainSafe#1799](https://github.com/timwu20/gossamer/issues/1799)) ([c2908ae](c2908ae))
* implement ext_offchain_index_set_version_1 for wasmer runtime ([ChainSafe#1739](https://github.com/timwu20/gossamer/issues/1739)) ([96c30a6](96c30a6))
* **lib/babe:** add check of types.ConfigData.SecondarySlots for disabling secondary verification ([ChainSafe#1910](https://github.com/timwu20/gossamer/issues/1910)) ([cd27ae4](cd27ae4))
* **lib/grandpa:** fully verify justifications using GrandpaState ([ChainSafe#1544](https://github.com/timwu20/gossamer/issues/1544)) ([028d25e](028d25e))
* **lib/grandpa:** Include equivocatory nodes while creating justification ([ChainSafe#1911](https://github.com/timwu20/gossamer/issues/1911)) ([aca86b6](aca86b6))
* **lib/grandpa:** send NeighbourMessage to peers ([ChainSafe#1558](https://github.com/timwu20/gossamer/issues/1558)) ([322ccf9](322ccf9))
* **lib/runtime/wasmer:** implement ext_default_child_storage_storage_kill_version_3 ([ChainSafe#1878](https://github.com/timwu20/gossamer/issues/1878)) ([a719a60](a719a60))
* **lib/runtime/wasmer:** implement ext_offchain_local_storage_version_1 ([ChainSafe#1821](https://github.com/timwu20/gossamer/issues/1821)) ([0f63b17](0f63b17))
* **lib/runtime:** Implement `ext_offchain_http_request_add_header_version_1` host function ([ChainSafe#1994](https://github.com/timwu20/gossamer/issues/1994)) ([0a30b3d](0a30b3d))
* **lib/runtime:** Implement `ext_offchain_http_request_start_version_1` host function ([ChainSafe#1947](https://github.com/timwu20/gossamer/issues/1947)) ([974b1fc](974b1fc))
* **lib/runtime:** Implement `trie_blake2_256_verify_proof` host function ([ChainSafe#1920](https://github.com/timwu20/gossamer/issues/1920)) ([506565d](506565d))
* **lib/trie:** Implement `verify_proof` function ([ChainSafe#1883](https://github.com/timwu20/gossamer/issues/1883)) ([67bb5ef](67bb5ef))
* **lib/trie:** Implement limit for trie.ClearPrefix ([ChainSafe#1905](https://github.com/timwu20/gossamer/issues/1905)) ([becec9e](becec9e))
* **lib/trie:** Parallel hash trie. ([ChainSafe#1657](https://github.com/timwu20/gossamer/issues/1657)) ([22827e7](22827e7))
* **pprof:** Pprof HTTP server service ([ChainSafe#1991](https://github.com/timwu20/gossamer/issues/1991)) ([ce24ea9](ce24ea9))
* **rpc/subscription:** implement state_unsubscribeStorage ([ChainSafe#1574](https://github.com/timwu20/gossamer/issues/1574)) ([7574f10](7574f10))
* **rpc:** Implement `childstate_getChildStorage` RPC call ([ChainSafe#1832](https://github.com/timwu20/gossamer/issues/1832)) ([3d949f2](3d949f2))
* **rpc:** Implement `childstate_getStorageHash` RPC call ([ChainSafe#1805](https://github.com/timwu20/gossamer/issues/1805)) ([e539bd3](e539bd3))
* **rpc:** Implement `childstate_getStorageSize` RPC call ([ChainSafe#1810](https://github.com/timwu20/gossamer/issues/1810)) ([a04deb6](a04deb6))
* **rpc:** Implement `payment_queryInfo` RPC call ([ChainSafe#1826](https://github.com/timwu20/gossamer/issues/1826)) ([7a5deec](7a5deec))
* **rpc:** Implement `state_getReadProof` rpc call ([ChainSafe#1768](https://github.com/timwu20/gossamer/issues/1768)) ([865f80f](865f80f))
* **runtime:** implement custom logging handler that print function name ([ChainSafe#1825](https://github.com/timwu20/gossamer/issues/1825)) ([2b1276d](2b1276d))
* **telemetry:** send telemetry messages when GRANDPA receieves commit or vote messages ([ChainSafe#2015](https://github.com/timwu20/gossamer/issues/2015)) ([7bf40e1](7bf40e1)), closes [ChainSafe#1840](https://github.com/timwu20/gossamer/issues/1840) [ChainSafe#1839](https://github.com/timwu20/gossamer/issues/1839) [ChainSafe#1838](https://github.com/timwu20/gossamer/issues/1838)
* **telemetry:** send txpool.import telemetry msg ([ChainSafe#1966](https://github.com/timwu20/gossamer/issues/1966)) ([ffc81bf](ffc81bf))

### Reverts

* Revert "feat(dot/rpc) implement `author_hasSessionKeys` RPC call (ChainSafe#1704)" (ChainSafe#1714) ([65380fd](65380fd)), closes [ChainSafe#1704](https://github.com/timwu20/gossamer/issues/1704) [ChainSafe#1714](https://github.com/timwu20/gossamer/issues/1714)