.lispwords @ 4050f38d9715

Rename `heap-cell` to just `cell`

This is in preparation for the big register-content switch, when
registers and stack frames will contain actual cells, not just
addresses.  So really these things aren't heap-specific, so we
should just call them "cells".

(2 code-push-instruction!)
(1 repeat)
(2 define-instruction define-instructions)
(1 with-database with-fresh-database)