ENT-3298 Silence reports about std::allocator VS2017 is giving error/warnings about an std::allocator template having been removed from C++17. Reports say this is not really true so define macro to remove check.
ENT-3298 Silence reports about std::allocator
VS2017 is giving error/warnings about an std::allocator template
having been removed from C++17. Reports say this is not really
true so define macro to remove check.

idscan/polly,idscan/polly