dbaccess changed some return types
Merge branch 'master' of https://github.com/BrainTrainSite/BrainTrain.git
Merge branch 'master' of https://github.com/BrainTrainSite/BrainTrain.git
Merge branch 'master' of https://github.com/BrainTrainSite/BrainTrain.git
Changed QuizTaken activity class's instance variable quiz to quizName,
more lightweight to just have name, aligns with purpose of activity
classes to be lightweight and printable.
QuizCreated activity class's quiz instance variable to String quizName.
more lightweight
Reverted QuizTaken and QuizCreated to contain Quiz objects. Started on
some of Jean's stubs in dbaccess.
Merge branch 'master' of https://github.com/BrainTrainSite/BrainTrain.git
Added getters to Question interface and its implementers.
working on adding questions and quizzes to database
Merge branch 'master' of https://github.com/BrainTrainSite/BrainTrain.git