more hardware virtualization stuff being added in

modules/virtualization/hardware.nix

@@ -1,6 +1,8 @@
 { pkgs, ... }: {
   virtualisation.libvirtd.enable = true;
   programs.virt-manager.enable = true;
+  services.qemuGuest.enable = true;
+  services.spice-vdagentd.enable = true;  
   environment.systemPackages = with pkgs; [
     qemu
     quickemu