add genminiupnpcstrings.vbs to MSVC 2015 project
<ClInclude Include="..\upnperrors.h" />
<ClInclude Include="..\upnpreplyparse.h" />
</ItemGroup>
+ <ItemGroup>
+ <None Include="genminiupnpcstrings.vbs" />
+ </ItemGroup>
<Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
<ImportGroup Label="ExtensionTargets">
</ImportGroup>
