Added string resources for MainActivity and QuizActivity
Intial commit for res/menu/quiz.xml
Created the QuizActivity skeleton.
Small changes made the MainActivity.
Added QuizActivity to the AndroidManifest
-Added code that launches into QuizActivity upon pressing "Start Quiz"
button

-Created the QuizHandler in onCreate method
Added *.csv to git index
-Added Quiz.java
-Added QuizActivity.java
-Added QuizHandler.java
-Added Statistic.java