Sourced from web3-utils's changelog.

[2.0.0-alpha.1]

Added

• Length check of the PK added to the fromPrivateKey method of the Account model (#2928)
• WebsocketProvider options extended with requestOptions and origins (#2938, #2995)
• changed listener added to Contract event subscriptions (#2960)

Changed

• fsevents bumbed to v1.2.9 (#2951)
• websocket dependency changed to github fork (#2995)

Fixed

• miner.startMining fixed (#2877)
• Subscription type definitions fixed (#2919)
• ContractOptions type definitions corrected (#2939)
• Scrypt compatibility with older and newer nodejs versions fixed (#2952)
• Encryption of the V3Keystore fixed (#2950)
• Provider timeout fixed and Maps are used now to handle subscriptions (#2955)
• stripHexPrefix fixed (#2989)
• BatchRequest error handling fixed for callbacks (#2993)
• reconnected event and reconnection timeout option added to WebsocketProvider (#2994)
• clearSubscriptions fixed (#3007)

[Unreleased]

[2.0.0-alpha.2]

• 58a4432 Merge pull request #3006 from ethereum/release/2.0.0-alpha.1
• 5064282 release commit
• cb266cc lib tested and codestyle improved
• 5f28f52 Merge branch '2.x' into release/2.0.0-alpha.1
• 55a6a9f Merge pull request #3007 from ethereum/fix/clear-subscriptions
• 395dba9 CHANGELOG.md updated and AbstractSocketProviderTest extended
• cca6567 AbstractSocketProviderTest updated
• f84adbd the subscriptions map size check for clearSubscriptions moved from AbstractWe...
• 57ea60d clearSubscriptions method updated in AbstractWeb3Module
• 6eba56d AbstractSocketProvider clearSubscriptions method updated
• Additional commits viewable in compare view

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