Fixed the most common crash on exit, still one more hiding and crashing in libc

src/Pub_Sub.cpp

@@ -74,10 +74,10 @@ void VrEventPublisher::notify_subscribers(std::unique_ptr<vr::Event> event) {
 	//std::vector<VrEventSubscriber*> *event_type_bucket = &subscribers[event->type];
 
 	// Send them the event
-	// Each and every event that is received in the recieve_event function
+	// Each and every event that is received in the event_handler function
 	// will be a unique ptr solely owned by that function
 	for (auto s : subscribers[event->type]) {
-		s->recieve_event(this, event->clone());
+        s->event_handler(this, event->clone());
 	}
 
 }