VS2012 project lua_lib contains only third party modules - disable warnings for them

VS2012/lua_lib/lua_lib.vcxproj

@@ -82,7 +82,7 @@
     <ClCompile>
       <PrecompiledHeader>
       </PrecompiledHeader>
-      <WarningLevel>Level3</WarningLevel>
+      <WarningLevel>TurnOffAllWarnings</WarningLevel>
       <Optimization>Disabled</Optimization>
       <PreprocessorDefinitions>LUA_COMPAT_ALL;THREADSAFE=1;SQLITE_ENABLE_FTS3;SQLITE_ENABLE_FTS3_PARENTHESIS;WIN32;_DEBUG;_WINDOWS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <AdditionalIncludeDirectories>$(ProjectDir)..\..\src\third_party\lua-5.2.3\src;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>