fix VS error

Author: dota17

src/lib_json/json_reader.cpp

@@ -18,7 +18,6 @@
 #include <memory>
 #include <set>
 #include <sstream>
-#include <string.h>
 #include <utility>
 
 #include <cstdio>
@@ -1011,6 +1010,7 @@ bool OurReader::parse(const char* beginDoc, const char* endDoc, Value& root,
   if (!features_.allowComments_) {
     collectComments = false;
   }
+
   begin_ = beginDoc;
   end_ = endDoc;
   collectComments_ = collectComments;

src/test_lib_json/main.cpp

@@ -3581,7 +3581,7 @@ JSONTEST_FIXTURE_LOCAL(BuilderTest, settings) {
 struct BomTest : JsonTest::TestCase {};
 
 JSONTEST_FIXTURE_LOCAL(BomTest, withBom) {
-  const std::string with_bom = u8"\xEF\xBB\xBF{\"key\" : \"value\"}";
+  const std::string with_bom = R"(\xEF\xBB\xBF{"key" : "value"})";
   Json::Value root;
   JSONCPP_STRING errs;
   std::istringstream iss(with_bom);