Johannes Haseitl

With https://github.com/oomphinc/composer-installers-extender there is a package, that provides the same functionality as _custom-installer_ does. The project is also mentioned on https://github.com/composer/installers#should-we-allow-dynamic-package-types-or-paths-no, so it will likely have more attention. In addition...

For a better overview of the RNG entity types, I suggest to add `admin/structure/rng` to the menu.