Unimportant, but semantic fix.

src/System.cpp

@@ -157,7 +157,7 @@ void System::run() {
 		{
 			// temprary piece model
 			glm::mat4 model = glm::mat4(1.0f);
-			model *= glm::translate(model,
+			model = glm::translate(model,
 					glm::vec3((tempx-1) * 3, 2.5f, (tempy-1) * 3));
 			shaders.at("default").setMat4("model", model);
 		}