Add C++17 to the parser options
Add C++17 to the parser options

Just to complete the list @tritao :smile:
u255436/CppSharp,zillemarco/CppSharp,u255436/CppSharp,ddobrev/CppSharp,u255436/CppSharp,mono/CppSharp,mono/CppSharp,mohtamohit/CppSharp,u255436/CppSharp,ddobrev/CppSharp,mono/CppSharp,mohtamohit/CppSharp,ddobrev/CppSharp,u255436/CppSharp,mono/CppSharp,ddobrev/CppSharp,zillemarco/CppSharp,mohtamohit/CppSharp,ddobrev/CppSharp,zillemarco/CppSharp,mohtamohit/CppSharp,mono/CppSharp,zillemarco/CppSharp,zillemarco/CppSharp,mono/CppSharp,mohtamohit/CppSharp