delete database.yml.travis
apply bootstrap on top page.
add association between user and quiz.
add rspec.
Merge pull request #16 from yuchan/yo-update-quizlist-view

update quizlist view
Merge pull request #19 from yuchan/testing-test

add rspec.
added team name
Merge branch 'master' of github.com:SocioQuiz/socio_quiz
fix spacing.