v2.0.0

Changed

• Breaking: merge SablierV2LockupLinear, SablierV2LockupDynamic and SablierV2LockupTranched into a single
  contract called SablierLockup (#1069)
  • Implement two public libraries VestingMath and Helpers
  • Implement Model enum to differentiate between linear, dynamic and tranched streams
• Allow setting the end time of linear streams to a past date (#1015)
• Emit revert errors in withdrawMultiple instead of halting execution on failed withdrawals (#1101)
• Allow approved accounts to execute withdrawMaxAndTranfer on behalf of recipients (#1054)
• Refactor asset to token when referring to ERC20 tokens (#1097)
• Rename this repo to Lockup (#994)

Added

• Breaking: introduce new configurations for unlock amounts at start time and cliff time in create Linear functions (#1075)
• Implement a batch function to execute multiple functions in a single transaction (#1070, #1126)
• Emit the expected shape name of the stream through create functions (#1094, #1100)
• Implement renounceMultiple function to renounce multiple streams in a single transaction (#1091)
• Moved the SablierBatchLockup contract from v2-periphery to the Lockup repository (#1084)
• Add payable modifier to all the functions (#1093)

Removed

• No longer support backward compatibility with previous versions of Lockup contract in NFTDescriptor (#1113)
• Remove V2 from the contract names and related references (#994)
• Remove precompiles from the NPM release (#1158)