Refactor & More.

Changed the entity system to utilize mix-ins.

Added instanced sprites.

Texture support.

include/Game/scene/Loading.h

@@ -0,0 +1,17 @@
+#pragma once
+#include <Engine/types/scene/Scene.h>
+#include <JGL/types/RenderTarget.h>
+
+class LoadingScreen final : public Engine::Scene {
+protected:
+    float elapsed = 0.0f;
+    float angle = 0.0f;
+    Texture* RedactedSoftware = nullptr;
+public:
+    explicit LoadingScreen(const std::string& name) : Scene(name) {}
+
+    void Init() final;
+    void Update() final;
+    void Render(JGL::RenderTarget* render_target =  nullptr) final;
+    ~LoadingScreen() final;
+};