anchor.diff:  
     # List services that you want to enable:
   
  +  services.tlp.enable = true;
     services.upower.enable = true;
     services.upower.package = pkgs.upower-old;
  +
  +  services.dbus.packages = [
  +      pkgs.gvfs
  +  ];
  +
     services.udev.packages = [
  -      pkgs.gvfs
         pkgs.libmtp
     ];
   
  
positive.code:      psmisc
       which
       hdparm
       unzip
  
       gnupg
       gnupg1orig
       gnutls
  
       xclip
  
negative.code:      haskellPackages.xmonadContrib
       haskellPackages.xmonadExtras
  
       polkit_gnome
       gvfs
       libfm
  