|SOURCE|
[Common::Game]
* Changed the emergency escape key combination names to their new ZED_KEY_*
  equivalents
[Common::GameplayGameState]
* W, A, S, and D keys are used for forward, left, backward, and right movement,
  respectively
* Q and E keys control the elevation, up and down
* The numberpad arrow keys control the look up, look down, look left, and look
  right