remove sprite position, because it depends on its body
Merge pull request #1 from ngocdu/master

timer
handle conflic
Merge branch 'master' of github.com:dotrungkien/AirHockey-Box2D
1 player mode init
Merge pull request #2 from ngocdu/master

fix timer
Merge branch 'master' of github.com:dotrungkien/AirHockey-Box2D
create menu
Merge pull request #4 from bacph178/master

create menu
merge creating menu
 Handled conflict in creating menu
game finish