- Adjusted Formatting of tests

- Finished map implementation and unit tests

 TODO: Threading

READINGS.md

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+
+
+
+# Readings
+
+Here is a list of relevant books and articles on various concepts related to  
+developing a game engine and its subsystems.
+
+ - Game Engine Architecture, Ed. 3 – Jason Gregory
+   - https://www.gameenginebook.com/
+ - OpenGL 4 Shading Language Cookbook, Ed. 3 – David A. Wolff
+   - https://www.packtpub.com/en-us/product/opengl-4-shading-language-cookbook-9781789340662
+ - Design Patterns: Elements of Reusable Object-Oriented Software – Erich Gamma, Richard Helm, Ralph Johnson, John Vilssides
+   - https://www.oreilly.com/library/view/design-patterns-elements/0201633612/
+ - Head First Design Patterns – Eric FReeman, Elisabeth Robson, Bert Bates, Kathy Sierra
+   - https://www.oreilly.com/library/view/head-first-design/0596007124/