Навёл порядок в тестах. Добавил тесты для мира. Исправил ошибку в SpawnActorFromClass

Tests/World/TestActor.cpp

@@ -0,0 +1,19 @@
+#include "TestActor.h"
+
+#include "Game/SaveMap/SaveMap.hpp"
+
+TestActor::TestActor()
+{
+    SetType(Classes::TestActor);
+}
+
+std::shared_ptr<SaveMap> TestActor::save()
+{
+    std::shared_ptr<SaveMap> save = std::make_shared<SaveMap>("TestActor");
+    save->connect_to(Actor::save());
+    return save;
+}
+void TestActor::load(std::shared_ptr<SaveMap> save)
+{
+    Actor::load(save->getParent());
+}