This was becoming heavy to manage.

This is the first commit I do entirely in VE. It's a habit I'm planning
on taking as it helps a lot to find usability issues.

and renamed it "Core words". Also, reworded the presentation.

I hadn't noticed that this word was almost ANS compliant.

This leaves space for xcomp-core which is growing.

This allows us to get rid of the (parse*) indirection.

Also, add word "C!+" and fix PSP leak in FILL.