Refactor to work on Linux / Unix, fix some compiler errors.

CMakeLists was also modified to make this work, but its scuffed
and i will hold on to that for a while longer

src/logger.cpp

@@ -19,7 +19,11 @@ std::string getDate() {
     auto s = std::chrono::duration_cast<std::chrono::seconds>(tp);tp -= s;
     time_t tt = std::chrono::system_clock::to_time_t(now);
     tm local_tm{};
+#ifdef __WIN32
     localtime_s(&local_tm,&tt);
+#else // unix
+    localtime_r(&tt, &local_tm);
+#endif // __WIN32
     std::stringstream date;
     int S = local_tm.tm_sec;
     int M = local_tm.tm_min;