Finish lecture 82: Implement the World class

Signed-off-by: Daniel Henry <iamdanhenry@gmail.com>

LightYearsEngine/include/framework/Core.h

@@ -0,0 +1,30 @@
+#pragma once
+#include <stdio.h>
+#include <memory>
+#include <map>
+#include <vector>
+#include <unordered_map>
+
+namespace ly {
+
+template<typename T>
+using unique = std::unique_ptr<T>;
+
+template<typename T>
+using shared = std::shared_ptr<T>;
+
+template<typename T>
+using weak = std::weak_ptr<T>;
+
+template<typename T>
+using List = std::vector<T>;
+
+template<typename keyType, typename valueType, typename Pr = std::less<keyType>>
+using Map = std::map<keyType, valueType, Pr>;
+
+template<typename keyType, typename valueType, typename Hasher = std::hash<keyType>>
+using Dictionary = std::map<keyType, valueType, Hasher>;
+
+// Logging Macro
+#define LOG(M, ...) printf(M "\n", ##__VA_ARGS__)
+}