This moves some stuff to REPORTER APIs. Moving more stuff would be good,
but it probably too high-risk at present. We'll wait for 8.0 for that....
Fixes https://gitlab.com/kicad/code/kicad/issues/13359
Also includes fixes for instance data and resolving of textvar
references.
Also includes virtual d'tors for IBIS parser to get rid of all the
compile warnings on CLang.
Fixes https://gitlab.com/kicad/code/kicad/issues/12357