Fixed parentheses in reader.h which were required to prevent the using of max macro

Author: IceTrailer

include/rapidjson/reader.h

@@ -1701,7 +1701,7 @@ class GenericReader {
                    d = internal::StrtodNormalPrecision(d, p);
 
                // Use > max, instead of == inf, to fix bogus warning -Wfloat-equal
-               if (d > std::numeric_limits<double>::max()) {
+               if (d > (std::numeric_limits<double>::max)()) {
                    // Overflow
                    // TODO: internal::StrtodX should report overflow (or underflow)
                    RAPIDJSON_PARSE_ERROR(kParseErrorNumberTooBig, startOffset);