Innitial commit
 - Main attached to emty game object
 - NNBackPropagation is the Backy class
   - nn =  new NNBackPropagation([2,3,1]); creates net
   - nn.train([.1, .2], [.5]);
   - nn.use([.1, .2]); // returnes hopefully [.5]
  - NNCore should contain different logistical functions