Fix issue #8
modify the value of classname under run target
Done with issue #12: Add Start Screen
add the lib subdirectory and jar file into the repo
add jar file
Delete .DS_Store
done with Step2
update SimonMenu
add Level screen
done with intermediate level
done with professional level
Created SimonSaysGame.java(not finished) -- model
Merge remote-tracking branch 'origin/master'
Model(SimonSaysGame.java)created and made corresponding changes to SimonFrame.java
Correct the mistake in package name of the model SimonSaysGame.java
old version for test
update .gitignore file
add exit buttom for each level
Delete .DS_Store
Refactored the code and created a model class SimonSaysGame