Added basic file encryption to writeFile and readFile; Minor changes

Game/src/MainState.cpp

@@ -12,8 +12,7 @@ void MainState::onEnter() {
 void MainState::update(double deltaTime) {
 }
 
-void MainState::render() {
-	static nf::Renderer& renderer = *m_app->getRenderer();
+void MainState::render(nf::Renderer& renderer) {
 }
 
 void MainState::onExit() {

Game/src/include/MainState.h

@@ -8,7 +8,7 @@ public:
 	void onEnter() override;
 
 	void update(double deltaTime) override;
-	void render() override;
+	void render(nf::Renderer& renderer) override;
 
 	void onExit() override;
 private: