Support IE8 with html5shiv and respond.js
Merge branch 'feature/ie8-support' into sprint6
Fix context insensitive back-link of Engines#show
Merge branch 'feature/context-sensitive-back_link' into sprint6
Add ApplicationHelper#previous_path_like in order to support context sensitive flexible back-links
Clean unnecessary require directives
Rewrite context sensitive back-links with flash in order not to lose destination of the back-link in #edit actions
Merge branch 'feature/context-sensitive-jump_back' into sprint6
Fix unstable redirect-destinations of #destroy actions
Merge branch 'feature/stable-deletion' into sprint6
Complete the context sensitive back-links support and improve stable #destroy actions
Merge branch 'feature/context-sensitive-jump_back' into sprint6
Merge remote-tracking branch 'upstream/sprint6' into sprint6
Add undo allocation feature
Add missing confirming dialog with the undo link
Replace inline messages with i18n message catalog
Refactor to move responsibility of allocation undoing from the controller to the model
Support allocation undoing
Merge branch 'feature/S01014-undo-engine_allocation' into sprint6
Merge pull request #34 from yanoh/pullreq/add-allocation_undoing

S-01057 ステータスの１つ戻しが可能になるようにする（YES本社ユーザが引当を取消できる）