Credit to:
Unity 5: 2D Level Design
https://www.lynda.com/Unity-tutorials/Unity-5-2D-Level-Design/548629-2.html
The Unity 3D RogueLike Tutuorial:
https://unity3d.com/learn/tutorials/projects/2d-roguelike-tutorial
TouchScript for Unity
https://www.assetstore.unity3d.com/en/#!/content/7394
Unity 5: 2D Level Design
https://www.lynda.com/Unity-tutorials/Unity-5-2D-Level-Design/548629-2.html
The Unity 3D RogueLike Tutuorial:
https://unity3d.com/learn/tutorials/projects/2d-roguelike-tutorial
TouchScript for Unity
https://www.assetstore.unity3d.com/en/#!/content/7394