Move all of NixOS to nixos/ in preparation of the repository merge

nixos/modules/hardware/network/intel-2200bg.nix

@@ -0,0 +1,30 @@
+{ config, pkgs, ... }:
+
+{
+
+  ###### interface
+
+  options = {
+
+    networking.enableIntel2200BGFirmware = pkgs.lib.mkOption {
+      default = false;
+      type = pkgs.lib.types.bool;
+      description = ''
+        Turn on this option if you want firmware for the Intel
+        PRO/Wireless 2200BG to be loaded automatically.  This is
+        required if you want to use this device.
+      '';
+    };
+
+  };
+
+
+  ###### implementation
+
+  config = pkgs.lib.mkIf config.networking.enableIntel2200BGFirmware {
+
+    hardware.enableAllFirmware = true;
+
+  };
+
+}