MdeModulePkg/UefiHiiLib: Validate question with bit fields

REF:https://bugzilla.tianocore.org/show_bug.cgi?id=545

In UefiHiiLib, there are codes to validate the current setting of
questions, now update the logic to handle question with bit storage.

Cc: Eric Dong <eric.dong@intel.com>
Cc: Liming Gao <liming.gao@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Dandan Bi <dandan.bi@intel.com>
Reviewed-by: Eric Dong <eric.dong@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>

MdeModulePkg/Library/UefiHiiLib/InternalHiiLib.h

@@ -1,7 +1,7 @@
 /** @file
   Internal include file for the HII Library instance.
 
-  Copyright (c) 2007, Intel Corporation. All rights reserved.<BR>
+  Copyright (c) 2007 - 2017, Intel Corporation. All rights reserved.<BR>
   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        
@@ -20,6 +20,8 @@
 #include <Protocol/DevicePath.h>
 #include <Protocol/FormBrowser2.h>
 
+#include <Guid/MdeModuleHii.h>
+
 #include <Library/BaseLib.h>
 #include <Library/BaseMemoryLib.h>
 #include <Library/HiiLib.h>