NetworkPkg: Move Network library and drivers from MdeModulePkg to NetworkPkg

Signed-off-by: Liming Gao <liming.gao@intel.com>
Cc: Siyuan Fu <siyuan.fu@intel.com>
Cc: Jiaxin Wu <jiaxin.wu@intel.com>
Reviewed-by: Jiaxin Wu <jiaxin.wu@intel.com>
Reviewed-by: Siyuan Fu <siyuan.fu@intel.com>

NetworkPkg/Library/DxeNetLib/DxeNetLib.uni

@@ -0,0 +1,16 @@
+// /** @file
+// This library instance provides the basic network services.
+//
+// This library instance provides the basic network services.
+//
+// Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
+//
+// SPDX-License-Identifier: BSD-2-Clause-Patent
+//
+// **/
+
+
+#string STR_MODULE_ABSTRACT             #language en-US "Provides the basic network services"
+
+#string STR_MODULE_DESCRIPTION          #language en-US "This library instance provides the basic network services."
+