pkg update
fine, no backups
some sexp stuff
some sexp key fiddling
format
use local slime install to fix loading issues

hey, this time I'm not just dumping the whole thing into git, binaries
and all. soon I'll figure out how to use these fancy "submodules" and
"build scripts" without going crazy.

probably after I've switched to Nix, where we don't taste dependency
and the builds never fail.