Include C++ standard headers

When compiling in C++ mode, the C++ standard library headers should be
included instead of their C counterparts.

Drive-by:
- Removed include of `json/json.h` from `settings.cpp`, where it was not
  used

1 files changed, 1 insertions, 2 deletions

diff --git a/settings.cpp b/settings.cpp
index d3c80952..59394c42 100644
--- a/settings.cpp
+++ b/settings.cpp
@@ -1,6 +1,5 @@
 #include "binaryninjaapi.h"
-#include "json/json.h"
-#include <string.h>
+#include <cstring>
 
 using namespace BinaryNinja;
 using namespace std;