Adds potential junctions to the preview overlay while drawing wires or
dragging. Also fixes an issue where junctions were created at old
splits
Fixes https://gitlab.com/kicad/code/kicad/-/issues/18206
Recommendation is to avoid using the year nomenclature as this
information is already encoded in the git repo. Avoids needing to
repeatly update.
Also updates AUTHORS.txt from current repo with contributor names