Add better_errors
See https://github.com/plataformatec/devise/issues/2949#issuecomment-47222558
Merge pull request #4 from hoshinotsuyoshi/workaround

Workaround
Delete side bar
Change html to slim
change login message english to japanese
`rails g scaffold entry title:string content:text date:datetime`
implove each columns
Change new entry place.move top
Add logout button to navbar
change to path nav bar
Add session check to entries index
relate users to entries
Add gem for twitter bootstrap helper
Revert "Add gem for twitter bootstrap helper"

This reverts commit 9766aa13e6d3420a615b4b1d66b8bbce216e925e.
scaffoldで生成するファイルをslimにする
update layout
fix twitter-bootstrap version
add config for production database
bootstrap対応。