fix typo, format time using time-ago component
create a history version when staff edit an anime
escape urls added to edit form
fix an issue with paperclip determing content type
order by FIFO
Comment instead of display: none.
Merge pull request #308 from vevix/wikify-5

Wiki 5
Add App model to rails_admin
Improve server-side routes for characters, branding
Pour slugs on our characters
Forgot that alias_method doesn't resolve the method lazily; fix build
Add slug column to characters table
Add routes for story permalinks
Finish story permalinks implementation.
Simplify notification controller.
Refactoring: add StoryQuery.
Add StoryQuery helper class.
Fix is_followed? n+1 query.
Further improve story query performance.
Further optimizations.