Candidate for 5.0.18 release. It contains following PRs:
- #2085 - do-release.sh script which is ensuring that proper Java version was used to build .jar and also that version in config files is corresponding to release git tag
- #2087 - first IPv6 seed node added to the seed list
- #2088 - fix for block sections hashCode() (caused issues in NiPoPoWs comparison)
Contributors: @kushti , @ross-weir
Thanks @satsen for proposing new seed node and testing