modified UFO sprite
implemented random ufo pos
changed version
added UFO sound
info change
updated info
changed level difficulty logic
chnaged level bonus scoring rules
added extra lives
implemented pause
added cname
implemented difficulty selection
implemented Pause
implemented radial blast
fixed bug with UFO sound
added radial blast powerup explosion
changed ready screen
refactored color settings
modified cname
changed title to Orbital Janitor