def extract_custom_settings!(options)
      @heading = options.key?(:heading) ? options.delete(:heading) : default_heading
      @sortable_column = options.delete(:sortable)
      @sortable_start  = options.delete(:sortable_start) || 0
      @new_record = options.key?(:new_record) ? options.delete(:new_record) : true
      @destroy_option = options.delete(:allow_destroy)
      options
    end
def extract_custom_settings!(options)
      @heading = options.key?(:heading) ? options.delete(:heading) : default_heading
      @sortable_column = options.delete(:sortable)
      @sortable_start  = options.delete(:sortable_start) || 0
      @new_record = options.key?(:new_record) ? options.delete(:new_record) : true
      @destroy_option = options.delete(:allow_destroy)
      options
    end
remove options that should not render as attributes