[1.2.2]

Added

• localStorage support detection added (#3031)
• getNetworkType method extended with Görli testnet (#3095)
• supportsSubscriptions method added to providers (#3116)
• Add eth.getChainId method (#3113)
• Minified file added to web3 package (#3131)
• The transaction confirmation workflow can now be configured (#3130)
• Additional parameters for accounts.signTransaction added (docs) (#3141)
• Emit connected event on subscription creation (#3028)
• TypeScript type definitions added for all modules (#3132)
• Bloom filters added to web3.utils (#3137)

Fixed

• Fix allow 0 as a valid fromBlock or toBlock filter param (#1100)
• Fix randomHex returning inconsistent string lengths (#1490)
• Fix make isBN minification safe (#1777)
• Fix incorrect references to BigNumber in utils.fromWei and utils.toWei error messages (#2468)
• Fix error incorrectly thrown when receipt.status is null (#2183)
• Fix incorrectly populating chainId param with net_version when signing txs (#2378)
• regeneratorRuntime error fixed (#3058)
• Fix accessing event.name where event is undefined (#3014)
• fixed Web3Utils toHex() for Buffer input (#3021)
• Fix bubbling up tx signing errors (#2063, #3105)
• HttpProvider: CORS issue with Firefox and Safari (#2978)
• Ensure the immutability of the tx object passed to function signTransaction (#2190)
• Gas check fixed (#2381)
• Signing issues #1998, #2033, and #1074 fixed (#3125)
• Fix hexToNumber and hexToNumberString prefix validation (#3086)
• The receipt will now returned on a EVM error (this got removed on beta.18) (#3129)
• Fixes transaction confirmations with the HttpProvider (#3140)

[1.2.1]

Fixed

• websocket dependency fixed (#2971, #2976)
• requestOptions added to WebsocketProvider (#2979)
• Node >= v8.0.0 support (#2938)