Pass lua source directly into event_init

luprex/cpp/core/lpxclient.cpp

@@ -69,7 +69,7 @@ public:
         channel_.reset();
     }
 
-    virtual void event_init(int argc, char *argv[]) {
+    virtual void event_init(std::string_view srcpk, int argc, char *argv[]) {
         // Put the world into the starting state.
         set_initial_state();
 
@@ -78,10 +78,6 @@ public:
 
         // Set the console prompt
         set_console_prompt(console_.get_prompt());
-
-        // The driver loads the lua source automatically.
-        // However, we don't need it.  Throw it out.
-        get_lua_source_pack();
     }
 
     void send_invocation(const Invocation &inv) {