notes_controller.rb

  # PUT /auto/claims/1/notes
  def update_all
    ids = [*params[:ids]] + [0] # makes sure it works when no navbars are selected
    note= Auto::Note.update_all(params[:note], {:id => ids})

    if not note.errors
      respond_with note, notice: 'Notes were successfully updated.'
    else
      respond_with note.errors, status: :unprocessable_entity
    end
  end