add lua engine, lua file, server, client, vehicle data, other stuff

src/Common.cpp

@@ -0,0 +1,18 @@
+#include "Common.h"
+#include "TConsole.h"
+
+std::unique_ptr<TConsole> Application::_Console = std::make_unique<TConsole>();
+
+void Application::RegisterShutdownHandler(const TShutdownHandler& Handler) {
+    std::unique_lock Lock(_ShutdownHandlersMutex);
+    if (Handler) {
+        _ShutdownHandlers.push_back(Handler);
+    }
+}
+
+void Application::GracefullyShutdown() {
+    std::unique_lock Lock(_ShutdownHandlersMutex);
+    for (auto& Handler : _ShutdownHandlers) {
+        Handler();
+    }
+}