IAPathFinder will not be archived now
[bug fix] solved freeze problem when restart after battery ran out
update game center code for ios6
Enable Game Center after resumed from save file
disable leaderboard when no gamen center
format code
add image resources
add chain score. add score counting up animation.
fix score problem. add new button image
change button background
change menu view controller class name
Merge pull request #1 from apuruni/feature/add_unit_test

Feature/add unit test