v0.9.0

• Support Infura Project secret (#239)
• Fail deploy on failed status (#242)
• Improve error for byte deserialization (#251)
• Parse r/s values from signTransaction as U256 (#250)
• Updated blocks numbers to use U64 (#253)
• Add web3::contract::deploy::execute_no_unlock (#252)
• Exported all the "pub" types that weren't (#259)
• Fixes to tracing (#262, #261, #260)
• Implemented From for TransactionId (#273)
• Expose eth_subscribe (#274)
• Fix tokenization for arrays and primitives (#277, #307)
• EitherTransport implementation, to support transport-agnostic code (#297)
• estimate_gas: do not serialize null block number (#291)
• Add eth_chainId method (#293)
• Custom signing methods (#287)
• Add transaction signing with in accounts sub-namespace. (#279)
• Updated dependencies (#232, #240, #268, #271, #272, #275)
  Full list of changes: v0.8.0...v0.9.0

v0.8.0

• Update of all dependencies (#212)
• Allow the event pool to run in background (#228)

v0.7.0

• Update ethereum-types dependency (#211)
• Migrate to edition=2018 (#206)
• Fix Errors not implementing std::error::Error (#217)
• Fix traces (#213)
• Add netPeers (#199)
• Support for truffles library linking (#209)

v0.6.0

• Implementation of ParityAccounts and ParitySet namespaces
• Auto-derive a bunch of traits for all the types

v0.5.1

• Supports output tuples larger than 5 elements.

v0.5.0

• Parity's traces namespace
• Update to latest hyper
• Make block_number and block_hash optional in the receipt
• Add Eq and Hash for Bytes.

Full list of changes: v0.4.0...v0.5.0

v0.4.0

• Bump dependencies (error-chain, ethereum-types, ethabi)
• Fix return-type of block-lookup methods

v0.3.1

Notable fixes:

• Support basic auth credentials for HTTP transport (kudos @blackbeam; #112)
• Avoid waiting for confirmations if confirmations are not required (kudos @cheme; #110)
• Fix sync status (kudos @mjkoo; #111)
• Fix subscribe_logs (kudos @mjkoo; #118)
• Set Block seal_fields to an empty vector if missing (kudos @Jannis; #136)
• add support for eth_getLogs method (kudos @forrest-marshall; #122)

v0.3.0

• Logs contain removed flag and log_type (#100)
• Call contract with confirmations (#102)
• Status field in transaction receipt (#98)
• WebSocket transport (#101)
• PubSub support (#105)
• TLS support for HTTP (#106)

Big kudos to the contributors @akuanti, @Kmoneal and especially to @mjkoo !
🎉 Great work guys!

v0.2.0

• Use proper bignum types for U256 and fixed-hash
• Implement Debug for Web3 and transports.
• Rewrite errors using error-chain
• Rework transports to avoid running into lifetime issues when using futures and nested calls