modified bullet class
Merge branch 'Son'
add image laser.png
something
Add effect
Merge branch 'master' of https://github.com/mon124/Leapmotion-Game
something
Add more effects
remove conflict
add LevelManager, minor change
minor update
undefined
add enemy bullet
add star effects
conflict removing
hit
Merge branch 'Hieu'
Rename Rocket to HomingMissile, fix bug
Added PowerUp
change enemy spritesheet