Bitcoin ABC 0.18.3
==================

Bitcoin ABC version 0.18.3 is now available from:

  <https://download.bitcoinabc.org/0.18.3/>

This release includes the following features and fixes:

- Remove support for Qt4
- Upgrade reproducible build to use Qt 5.9.6
- Improve SHA256 performance using SSE4.1, AVX2 and/or SHA if available.
- Add a mode argument to the `getmemoryinfo` RPC call to query `malloc_info` from the system if available.
- Updated univalue library to version 1.0.4
- Disable safe mode by default
- Added autocomplete to 'help' in RPC console
- Deprecated estimatefee RPC command
- Improved help message for backup wallet RPC
- Various bug fixes that improve node stability and performance
- Backport getblock RPC's new verbosity mode from bitcoin core for retrieving all transactions of a given block in full.
- Added parkblock/unparkblock RPC commands and 'parked' state to getchaintips RPC
- RPC `listreceivedbyaddress` now accepts an address filter
- Backport combinerawtransaction RPC from bitcoin core to combine multiple partially signed transactions into one transaction.
