* enforce minimum protocol version
* use separate min protocol version for mainnet and testnet; don't connect to flux ports
* point to merged btcd package
* Add support for receiving addrv2
* Apply suggestions from code review
Co-authored-by: teor <teor@riseup.net>
* Document addrv2 handling
* Improve documentation; point to the main-zfnd branch of btcd
Co-authored-by: teor <teor@riseup.net>