v1.3.0 - breaking changes

Added

• PoaOperator: CAS challenge game. Start a challenge with challengeCas. Operator is expected to provide a proof via respondCas, otherwise timeoutCas removes challenged period. #225
• ExitHandler: support exiting for challenged periods. Exit stake is transfered to MinGov, exit is deleted #239
• PoaOperator: public getChallenge(period, slotId) function
• PoaOperator: new governable parameter: casChallengeDuration. Default is 3600 seconds for new instances #225
• MinGov: withdrawTax transfers ether as well #239

Changed

• 💥 [BREAKING] ExitHandler: added periodRoot to ExitStarted event #239
• 💥 [BREAKING] PoaOperator: Submission event was changed. casRoot was renamed to casBitmap for clarity. #241
• PoaOperator: added casChallengeDuration to initilize #225
• ExitHandler: exits(utxoId) function now returns periodRoot as well #240

Fixed

• ERC1948/ERC1949: minting is restricted only for minters #241

Breaking Changes

• ExitStarted event was changed: periodRoot added. Clients need to update ABI #239
• Submission event was changed: casRoot was renamed to casBitmap. Clients need to update ABI #241