add google analytics
refatoring game model. add comulative fields.
add commutative score
fix ga sdk path error
add version number to save file.
extract competed line check to utils class
add comulative line
add reset achievements button
add reset all feature. add auto layout to setting
add achievements
add view achievements button
update line achievement image
add balls achievements image
add chain achievements images
add chains achievements
fix chain problem
add lines score
add summary label
change record label position
add base ui controller class