fix win32 debug issue

cl : command line error D8016: '/ZI' and '/guard:cf' command-line options are incompatible [C:\projects\npp-exportplugin\vs7project\NppExport.vcxproj]
     1>Done Building Project "C:\projects\npp-exportplugin\vs7project\NppExport.vcxproj" (default targets) -- FAILED.

Author: chcg

vs7project/NppExport.vcxproj

@@ -122,7 +122,7 @@
       <RuntimeLibrary>MultiThreadedDebug</RuntimeLibrary>
       <PrecompiledHeader>NotUsing</PrecompiledHeader>
       <WarningLevel>Level4</WarningLevel>
-      <DebugInformationFormat>EditAndContinue</DebugInformationFormat>
+      <DebugInformationFormat>ProgramDatabase</DebugInformationFormat>
       <SDLCheck>true</SDLCheck>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <LanguageStandard_C>stdc11</LanguageStandard_C>