Bitcoin ABC 0.18.0 Release Notes

Bitcoin ABC version 0.18.0 is now available from:

https://download.bitcoinabc.org/0.18.0/

This release includes the following features and fixes:

• Remove the bip9params configuration.
• Remove the bip9_softforks result from the getblockchaininfo RPC call.
• Remove the rules, vbavailable and vbrequired result from the getblocktemplate RPC call.
• Remove the rules argument from the getblocktemplate RPC call.
• Log difference between block header time and received time when competing blocks are received for the same chain height.
• Bump automatic replay protection to May 2019 upgrade.
• Remove topological ordering constraint from blocks starting Nov, 15 2018.
• Implement canonical transaction order, enforced Nov, 15 2018.
• Add OP_CHECKDATASIG and OP_CHECKDATASIGVERIFY, activates Nov, 15 2018.
• Enforce minimum transaction size of 100 bytes, starting Nov, 15 2018.
• Enforce PUSH ONLY rule for scriptSig, starting Nov, 15 2018.
• Enforce CLEANSTACK rule, starting Nov 15, 2018.