Arrange base layouts
Improve note's index view
fix
Implement new note form view
Add Backbone.stickit
Implement data bindings by Backbone.stickit
Implement POST new note parameter
Implement edit note view
Fix each note margin
Redirect to index after create note
Add redcarpet
Implement markdown rendering
Fix specs
Implement rendering markdown, and previewing
Implement note deletion
Update Gemfile & bundle update
Initial JavaScript unit test
move #main.container to layout
Fix model destroy event handler
Add LayoutView for switching views