disables auto screen resizing
adds an enemy class
makes enemies flock
adds the physics object of each box2d body as user data
adds simple collision detection between player and enemy
adds very basic health system
tweaks Destructible to add onDestroy() and destroy()
makes the game end when the player dies. will replace with a game over screen later
renames CollisionHandler to CollsionListener and makes a new package for it
adds collision detection framework and player-enemy collision handler
adds fire key
adds projectiles and basic placement of them
projectiles are now fired as they should be
removing physicsobjects from the world now works. the world tick was interfering
adds a shell script that removes all newlines from a file
removes newlines from all level files