Add editable notes feature

app/views/notes/_note.html.haml

@@ -59,4 +59,4 @@
           = link_to delete_attachment_project_note_path(@project, note),
             title: "Delete this attachment", method: :delete, remote: true, confirm: 'Are you sure you want to remove the attachment?', class: "danger js-note-attachment-delete" do
             %i.icon-trash.cred
-  .clear
+  .clear
\ No newline at end of file