Changes

* Week 10

* Week 10

** <s>Improve game speed</s> (5 hrs) - runs great on the XO!

** <s>Improve game speed</s> (5 hrs) - runs great on the XO!

** Beautify game, intuitively redesign the UI (5 hrs) - In progress, screenshots to come

** <s>Beautify game, intuitively redesign the UI</s> (5 hrs) - screenshots to come

** Refine ghost movement (5 hrs)

** Refine ghost movement (5 hrs)

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