Release 0.0.43

• Single sig: Fix an issue with address generation for p2wpkh/p2pkh that could cause stuck coins
• Single sig: Many important fixes and improvements to upcoming single sig support, including Fee bumping and tx eviction support, improved Liquid fee estimation, faster operation, more consistency with multisig and test improvements
• Single sig: Multiple ABI changes including the location of cached data and settings which will not be carried forward. Please note the single sig code will continue to change rapidly until mainnet release including potentially further ABI changes
• Network: New Liquid Testnet network is now supported
• Network: Add a new certificate chain to replace the current chain which will expire soon
• Network: Upgrade asset registry and backend onion connections to tor v3
• Build: Multiple build fixes and dependency updates
• Build: Add support for building on Apple Big Sur
• ABI: removed GA_check_proxy_connectivity
• ABI: Liquid now uses the networks policy asset id instead of "btc" in returned JSON
• ABI: The sequence of state changes for some auth handlers has changed
• ABI: GA_login_user should be used for all logins. The existing login calls will be removed in the next release
• ABI: Network parameter names and some keys have changed names for consistency.
• General: Various bug fixes and internal consistency improvements