Remove the dependence to MdePkg

1. add Include folder which contain the *.h file which used by Tiano tools.
2. Change ${evn.WORKSPACE}/MdePkg to ${PACKAGE_DIR} in build.xml.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@509 6f19259b-4bc3-4df7-8a09-765794883524

Tools/Source/TianoTools/Include/Guid/SalSystemTable.h

@@ -0,0 +1,38 @@
+/** @file
+  GUIDs used for SAL system table entries in the EFI system table.
+
+  SAL System Table contains Itanium-based processor centric information about
+  the system.
+
+  Copyright (c) 2006, Intel Corporation                                                         
+  All rights reserved. This program and the accompanying materials                          
+  are licensed and made available under the terms and conditions of the BSD License         
+  which accompanies this distribution.  The full text of the license may be found at        
+  http://opensource.org/licenses/bsd-license.php                                            
+
+  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,                     
+  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.             
+
+  Module Name:  SalSystemTable.h
+
+  @par Revision Reference:
+  GUIDs defined in UEFI 2.0 spec.
+
+**/
+
+#ifndef __SAL_SYSTEM_TABLE_GUID_H__
+#define __SAL_SYSTEM_TABLE_GUID_H__
+
+#define EFI_SAL_SYSTEM_TABLE_GUID \
+  { \
+    0xeb9d2d32, 0x2d88, 0x11d3, {0x9a, 0x16, 0x0, 0x90, 0x27, 0x3f, 0xc1, 0x4d } \
+  }
+
+//
+// GUID name defined in spec.
+//
+#define SAL_SYSTEM_TABLE_GUID EFI_SAL_SYSTEM_TABLE_GUID
+
+extern EFI_GUID gEfiSalSystemTableGuid;
+
+#endif