Refactoring Coord to better setup,
adding new event
Updating stub to game
Moving Coord
Sounds doesn't play on invalid placements
Sliming down Spawner init
Jamie Hazard block graphic made
Retry, level names
population stats,
ability to query all objects (spawners/hazards/items) at a given pos
Scoping for 'this'
Monster sounds and other things
Credits and Instructions screen updated.