Initial i18n directory.
Add default i18n.
Remove unnecessary i18n files.
i18n for sign up page.
i18n devise login signup edit_user page.
i18n home page.
Add i18n for rails and kaminari.
Remove config/locales/rails.zh-CN.yml
complete answers sort and fix bug(any user can delete answer)
Merge branch 'development' of https://github.com/jameszhan/ask-ruby into development
Merge branch 'development' into answers-sort
Merge pull request #21 from jameszhan/dynamic-widget

Dynamic widget
Merge branch 'development' of https://github.com/jameszhan/ask-ruby into development
Merge branch 'development' into answers-sort
Merge pull request #22 from jameszhan/answers-sort

Answers sort
Simply fix the deploy script.
Merge branch 'development' of github.com:jameszhan/ask-ruby into development
Since Gemfile.lock is missing the git gem is not reachable.
Remove the config/mongoid.yml.