../ext/bson.cc:657:18: warning: 'NanSymbol' is deprecated [-Wdeprecated-declarations]
        t->SetClassName(NanSymbol("BSON"));
                        ^
../node_modules/nan/nan.h:1026:51: note: 'NanSymbol' declared here
  NAN_DEPRECATED NAN_INLINE v8::Local<v8::String> NanSymbol(
                                                  ^
../ext/bson.cc:668:19: warning: 'NanSymbol' is deprecated [-Wdeprecated-declarations]
        target->ForceSet(NanSymbol("BSON"), t->GetFunction());
                         ^
../node_modules/nan/nan.h:1026:51: note: 'NanSymbol' declared here
  NAN_DEPRECATED NAN_INLINE v8::Local<v8::String> NanSymbol(
                                                  ^
2 warnings generated.
