Add v0.16.1.0 release notes (#3805)

* Archive v0.16.0.1 release notes

* Add v0.16.1.0 release notes

* doc: Some restructuring to GUI changes in release-nodes.md

* Some fixes suggested by thephez

* Apply suggestions from code review

Co-authored-by: PastaPastaPasta <6443210+PastaPastaPasta@users.noreply.github.com>

Co-authored-by: xdustinface <xdustinfacex@gmail.com>
Co-authored-by: PastaPastaPasta <6443210+PastaPastaPasta@users.noreply.github.com>

Author: 3 people