
Changed name from emacs-25.1-mac-6.1 to emacs-mac-25.1-6.1. The former scheme confused compareVersions from nix and consequently nix-env -u.
Changed name from emacs-25.1-mac-6.1 to emacs-mac-25.1-6.1. The former scheme confused compareVersions from nix and consequently nix-env -u.