v0.50.1

chore: prepare 0.50.1

v0.50.0: Arbitrum Support

• #1580 Establish better naming convention for time related values
• #1550 Replace settle timeout range with one constant value
• #1582 Move settle timeouts from channels to token networks
• #1565 Switch from block numbers to dates/time values
• #1612 Add deployment option for user deposit withdraw timeout
• #1608 Extend documentation for Arbitrum gas prices
• #1623 Add API endpoint to verify Arbitrum One deployments

v0.40.3

• #1602 Upgrade and unpin web3 dependency

v0.40.2

#1584 Upgrade web3 and eth-tester dependencies

v0.40.1

• #1576 Add missing mypy_extensions requirement

0.40.0

• #1517, #1522 Upgrade to solidity 0.8 series
• #1519 Use block.chainid in contracts instead of a deploy time value
  • This changes the ABI of the TokenNetworkRegistry and TokenNetwork contract constructors

0.39.0

• #81 Add error messages to all contracts
• #1182 Add support for reusing the ServiceRegistry in the deployment scripts
• #1383 Add TokenNetwork.cooperativeSettle, which settles the channel in a single transaction when the participants cooperate
• #1436 Add TokenNetwork.openChannelWithDeposit, which combines opening and depositing to a channel
• #1481 Allow removing the limits after deployments
• #1482 Add UserDeposit.withdrawToBeneficiary, which allows withdrawing to a beneficiary
• #1494 Add both participants addresses to the TokenNetwork.ChannelSettled event
• #1496 Enable contract optimizations

API changes

• In TokenNetwork, deprecation_executor has been renamed to controller (a825c62)
• In OneToN.claim, the parameter one_to_n_address has been removed (09d3d73)
• In the ChannelSettled event, participant1 and participant2 fields have been added (8291b19)

v0.38.0

#1462 TokenNetwork: allow updating channel state anytime before a channel is settled
#1464 Use RDN as default token for service payments

v0.37.6

• #1456 Add Python 3.9 support

v0.37.5

• #1446 Add missing deployment files for the unstable deployment done in 0.37.2.