* Update all core kinds to flattened lineages
* Regen Go types, without any
* Regen Go types, s/interface{}/any/
* Update generated core typescript
* Update generate docs
* Fix defaults gen in veneer index jenny
* Flatten plugindef lineage
* Convert all plugin kinds to flattened form
* Switch back to interface{} for now
* Switch to fs.Sub in plugin DeclParser
* Mostly undesirable codegen changes, to be fixed
* Update mod and sum
* Update pfs tests to flattened lineages
* Update thema to latest, regen docs
