Header cleanup.

BitcoinUtil.cpp

@@ -1,7 +1,7 @@
 #include "BitcoinUtil.h"
-#include <stdarg.h>
+#include <cstdarg>
 #include <openssl/rand.h>
-#include <time.h>
+#include <ctime>
 
 #if defined(WIN32) || defined(WIN64)
 #include <windows.h>

CallRPC.cpp

@@ -1,7 +1,7 @@
 
 
 #include <iostream>
-#include <stdlib.h>
+#include <cstdlib>
 
 #include <boost/asio.hpp>
 #include <boost/iostreams/concepts.hpp>

NewcoinAddress.cpp

@@ -1,7 +1,7 @@
 #include "NewcoinAddress.h"
 #include "Config.h"
 #include "BitcoinUtil.h"
-#include <assert.h>
+#include <cassert>
 
 
 bool NewcoinAddress::SetHash160(const uint160& hash160)

Serializer.cpp

@@ -1,6 +1,6 @@
 #include "Serializer.h"
 #include "key.h"
-#include <assert.h>
+#include <cassert>
 #include <openssl/ripemd.h>
 #include <openssl/sha.h>
 

uint256.h

@@ -6,11 +6,11 @@
 #define NEWCOIN_UINT256_H
 
 
-#include <limits.h>
+#include <climits>
 #include <string>
 #include <vector>
-#include <stdio.h>
-#include <string.h>
+#include <cstdio>
+#include <cstring>
 
 #include "types.h"