added quiz, question, answer models
added model associations
added quiz_id column to questions, got the new quiz forum with questions working, added video_id to quiz
got add quiz for video_id working on course show page
got the deeply nested quiz form working, got edit working
working on getting jquery turbolinks issue resolved
got the quiz form working with nested attributes, also got the jquery removal of questions to work too
changed some styling on the new_quiz, also added the helper method for add new answer field, but not going to use it
added Gems, haml + cocoon
got the dynamic field removal working with cocoon on the quiz new
got the dynamic add and remove working on the quiz#new
got dynamic add fields and remove fields working for the quizzes#new action/view