explicitly define the cpp language standard for manual tensorization (#142)

Author: Ori Levari

Samples/CustomTensorization/CustomTensorization/manual-tensorization.vcxproj

@@ -60,6 +60,7 @@
       <PrecompiledHeaderOutputFile>$(IntDir)pch.pch</PrecompiledHeaderOutputFile>
       <PreprocessorDefinitions>_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <WarningLevel>Level4</WarningLevel>
+      <LanguageStandard>stdcpp17</LanguageStandard>
       <AdditionalOptions>%(AdditionalOptions) /permissive- /bigobj</AdditionalOptions>
     </ClCompile>
   </ItemDefinitionGroup>