fix test: new behavior of (fo): always return string
handle printing of vectors as <li>s within an <ol>.
handle vectors correctly to display as html.
use unify, not merge, so that :italiano values specified within values of overall lexicon-as-map can be unified with the key of the KV.
comments and TODOs
add:
	“avere”
	“il”
	“libro”
	“loro”
	“la”
	“la loro”
	“la mia”
	“la nostra”
	“la sua”
	“la tua”
	“lo”
	“madre”
create 1plur,2plur,3plur exception transformations