Revert "Revert "nix-daemon: allow more safe settings by "untrusted" users.""
Revert "Revert "nix-daemon: allow more safe settings by "untrusted" users.""

Same code, new place, still useful!

This reverts commit d3e1772c54f158004b1ccd976975fdedcd00f62b.

dtzWill/nix,dtzWill/nix,dtzWill/nix,dtzWill/nix,dtzWill/nix