- Now generates enemy inside of prefight and persists to arena
- Default added so we don't get null errors

no longer can "enter" it

will fix on play mode (should work for any sized screen) looks a little
silly during scene view though.
- few main screen tweaks (button highlights)

Fixed the different screen size issue (during play mode, looks silly
during scene view though)

Rebuilt the tree with more decisions, funky stuff was goin on

Added Decsions and actions based on emeny health and player health