enable latest C++ Standard features (/std:c++latest)

Source/VSProps/Base.props

@@ -80,6 +80,8 @@
       <RuntimeTypeInfo>false</RuntimeTypeInfo>
       <MinimalRebuild>false</MinimalRebuild>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
+      <!--Enable latest C++ standard-->
+      <LanguageStandard>stdcpplatest</LanguageStandard>
       <!--Enable Standard Conformance-->
       <AdditionalOptions>/permissive- %(AdditionalOptions)</AdditionalOptions>
       <!--Enforce some behaviors as standards-conformant when they don't default as such-->