[improvement] [bug] [security] [docs] Bumping package with security packages and fixing security issues

[improvement] [bug] [security] [docs] Adding security bug fixes from audit. Adding security packages to repo. Adding submodule traverse-fs to fssys. Adding submodule fssys to traverse-cli. Adding securty modules to repo as devdeps. Bumping version. Adding security packages to get-isesm package. Updating get-imported package.

[check-esm] [get-imported] [imporvement] [docs] Adding minor changes to isESCode function. Minor changes to docs and readme and demos.

[check-esm] [get-imported] [imporvement] [docs] Adding minor changes to isESCode function. Minor changes to docs and readme and demos.