Rename todo file.
Add nested routes.
Fix helpers names with nested resources.
* test/functional/comments_controller_test.rb: Remove direct path from test.
Add TODO tasks.
Remove user:string field from comment.
Fix view's for nested resources behavior.
Pass migration.
Fix comments controller and tests for nested resource.
Done some tasks.
Add unicorn-rails gem.
Fix id params lost in comment controller.
Context of links in comments view no correct.
Merge branch 'feature/nested-resource' into develop