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, 1 deletions

diff --git a/architecture.cpp b/architecture.cpp
index 273a69f0..ab12e3ed 100644
--- a/architecture.cpp
+++ b/architecture.cpp
@@ -19,7 +19,7 @@
 // IN THE SOFTWARE.
 
 #define _CRT_SECURE_NO_WARNINGS
-#include <stdio.h>
+#include <cstdio>
 #include <cstdint>
 #include <inttypes.h>
 #include <vector>