Core/Misc: Remove unused headers

src/server/authserver/Main.cpp

@@ -34,9 +34,7 @@
 #include "RealmList.h"
 #include "SystemConfig.h"
 #include "Util.h"
-#include <cstdlib>
 #include <iostream>
-#include <boost/date_time/posix_time/posix_time.hpp>
 #include <boost/program_options.hpp>
 #include <openssl/opensslv.h>
 #include <openssl/crypto.h>