Updated README and LICENSE.

configuration.nix

@@ -54,7 +54,7 @@ in
   # User
   # ----
 
-  # Don't forget to set a password with ‘passwd’.
+  # Don't forget to set a password with 'passwd'.
   users.users = {
     "${vars.user.username}" = {
       isNormalUser = true;
@@ -271,7 +271,7 @@ in
 
   # This value determines the NixOS release from which the default
   # settings for stateful data, like file locations and database versions
-  # on your system were taken. It‘s perfectly fine and recommended to leave
+  # on your system were taken. It's perfectly fine and recommended to leave
   # this value at the release version of the first install of this system.
   # Before changing this value read the documentation for this option
   # (e.g. man configuration.nix or on https://nixos.org/nixos/options.html).