JS: switch from josh.js console to jqconsole.

js/web/jqconsole.min.js and web/ansi.css are from
https://github.com/replit/jq-console and licensed MIT.
JS web: use/import to Himera style web REPL.
JS: add localStorage history load/save. Slurp using sync XHR.
Add step5/9 tests for impls that support it.

- Also remove broken make/tests/*.mk tests. Not used any more.