+ Added ModelID typedef to identify models for the Graphics Component.
+ Added an obj file for the ball model.
! Did some cleanup on EntityID.hpp.
- Removed model and entity loading from GraphicsComponent::Initialize.
+ Added an AddModel method to store shared entity model data.
- Render method now updates the entity's frame with their position.
+ Added configuration data for entities and models.
- Set framerate to 60 fps.
+ Added model and entity loading to Application::SetUp. Temporary.
! Minor preparations to MovementComponent.