0x.js v0.12.1

• Added the support for [email protected] provider (#142)
• Added the optional zeroExConfig parameter to the constructor of ZeroEx (#139)
• Added the ability to specify gasPrice when instantiating ZeroEx (#139)

0x.js v0.11.0

• Added zeroEx.token.setUnlimitedProxyAllowanceAsync (#137)
• Added zeroEx.token.setUnlimitedAllowanceAsync (#137)
• Added zeroEx.token.UNLIMITED_ALLOWANCE_IN_BASE_UNITS (#137)

0x.js v0.10.4

• Fixed a bug where checksummed addresses were being pulled from artifacts and not lower-cased (#135)

0x.js v0.10.2

• Hot fixed checksummed addresses in artifacts

0x.js v0.10.1

• Added zeroEx.exchange.validateFillOrderThrowIfInvalidAsync (#128)
• Added zeroEx.exchange.validateFillOrKillOrderThrowIfInvalidAsync (#128)
• Added zeroEx.exchange.validateCancelOrderThrowIfInvalidAsync (#128)
• Added zeroEx.exchange.isRoundingErrorAsync (#128)
• Added zeroEx.proxy.getContractAddressAsync (#130)
• Added zeroEx.tokenRegistry.getTokenAddressesAsync (#132)
• Added zeroEx.tokenRegistry.getTokenAddressBySymbolIfExistsAsync (#132)
• Added zeroEx.tokenRegistry.getTokenAddressByNameIfExistsAsync (#132)
• Added zeroEx.tokenRegistry.getTokenBySymbolIfExistsAsync (#132)
• Added zeroEx.tokenRegistry.getTokenByNameIfExistsAsync (#132)
• Added clear error message when checksummed address is passed to a public method (#124)
• Fixes the description of shouldThrowOnInsufficientBalanceOrAllowance in docs (#127)

0x.js v0.9.3

• Update contract artifacts to include latest Kovan and Mainnet deploys.

0x.js v0.9.2

• This version was unpublished because of a publishing issue.
• Update contract artifacts to include latest Kovan and Mainnet deploys.

0x.js v0.9.1

• Fixed the bug causing zeroEx.token.getBalanceAsync() to fail if no addresses available (#120)

0x.js v0.9.0

• Migrated to the new version of smart contracts (#101)
• Removed the ability to call methods on multiple authorized Exchange smart contracts (#106)
• Made zeroEx.getOrderHashHex a static method (#107)
• Cached net_version requests and invalidate the cache on calls to setProvider (#95)
• Renamed zeroEx.exchange.batchCancelOrderAsync to zeroEx.exchange.batchCancelOrdersAsync
• Renamed zeroEx.exchange.batchFillOrderAsync to zeroEx.exchange.batchFillOrdersAsync
• Updated to typescript v2.4 (#104)
• Fixed an issue with incorrect balance/allowance validation when ZRX is one of the tokens traded (#109)

0x.js v0.8.0

• Add the ability to call methods on different authorized versions of the Exchange smart contract (#82)
• Update contract artifacts to reflect latest changes to the smart contracts (0xproject/contracts#59)
• Add zeroEx.proxy.isAuthorizedAsync and zeroEx.proxy.getAuthorizedAddressesAsync (#89)
• Add zeroEx.token.subscribeAsync (#90)
• Make contract invalidation functions private (#90)
  • zeroEx.token.invalidateContractInstancesAsync
  • zeroEx.exchange.invalidateContractInstancesAsync
  • zeroEx.proxy.invalidateContractInstance
  • zeroEx.tokenRegistry.invalidateContractInstance
• Fix the bug where zeroEx.setProviderAsync didn't invalidate etherToken contract's instance