Add twitter-bootstrap-rails to Gemfile and install
Create the questionnaire model and migrate db
Change the layout to Flatly from Boostwatch
Fix a design
Change the root to questionnaire#index
Add temporary favicon and fix a bug of loading a favicon
Install the omniauth
Change the fixed layout to the fluid layout
Implement sign-in and sign-out based on OAuth
Update a schema
Set up to a many-to-many connection
User has questionnaires
Associated Questionnaires should be deleted when the user is deleted
Install the simple_form gem with the bootstrap option
Remove an unused file
Fix the question_user schema
Set the user image on the nav-bar
Make questions of a questionnaire
Fix a bug
Change the time zone to Tokyo