Added spec for submitting answer.
Made the first spec pass.
Made the second spec pass.
Added quiet_assets and better_errors gems.
Added login method for specs.
A description added to a quiz.
Associated an answer with question.
Scoreboard for a quiz.
Session helper methods for participation.
Refactored the specs a bit.
Added another quiz to the seeds.
Removed quiz from participants.
Route for score added. Also moved participants from association.
Show the description with link to questions in show view.
Participate form added unless signed in. Else show list of quizzes.
Notice messages and link to home added.
Method for determing next question added to quiz object.
Method for checking answering of question/all questions en total score added.
Added delegate method for choice and question. Also validation and association for question.
Filter for redirection when answered all questions added.