Established some classes for loading the world.

![image](https://cloud.githubusercontent.com/assets/1202938/4038692/358f701c-2cba-11e4-8b3b-396b7ad346d7.png)

![image](https://cloud.githubusercontent.com/assets/1202938/4038696/450901de-2cba-11e4-807e-3794bdb85452.png)

There isn't any collision with the level, nor any moving the camera between the rooms, but I'll get to that soon enough. Please be sure to look through my code for any mistakes I may have made!