Sets :layout => false
Merge pull request #180 from morygonzalez/fix-comment-edit-layout

Fix layout bug at admin/comments/edit
Heroku Postgres対応
fix typo
add/change deploy procedure for Heroku.
Remove dsn that it is only for heroku
fix i18n bug
Add test case when theme has i18n dir
Merge pull request #182 from morygonzalez/fix-i18n-bug

Fix i18n bug
Add helper for slug
fix heroku install guide #181
Add integration test for login feature
Merge pull request #183 from morygonzalez/fix-admin-login-layout-rendering-bug

Fix admin login layout rendering bug / ログイン失敗時レンダリングのバグを修正しました
Use String as key

1.9.3はsymbolとstring両方で取れるが、2.0.0はstringでしか取れない
両方で使えるように、stringで取る
Ruby2.0.0ではValueがStringでないと保存されない
Merge pull request #184 from sanemat/feature/option-restore

Ruby2.0.0でOptionのsave, restoreが出来るようにした
Add redcarpet.
Merge pull request #185 from hrysd/redcarpet

Add redcarpet.
Add default markup in admin/site/edit
Merge pull request #187 from rono23/add-default-markup

Add default markup in admin/site/edit