Pass argc and argv through to DrivenEngine::event_init

luprex/core/cpp/lpxserver.cpp

@@ -17,7 +17,7 @@ public:
     std::vector<std::unique_ptr<ServerClient>> clients_;
 
 public:
-    virtual void event_init() {
+    virtual void event_init(int argc, char *argv[]) {
     }
 
     virtual void event_update() {